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1 词典释义:
frequency
时间: 2024-05-28 19:24:55
TEM4CET4
英 [ˈfriːkwənsɪ]

n.(发生)频率;频率;(绝对)频数;(相对)频数;多度(某个物种在特定地区的数量);频度(群落中某个物种出现的样方数占整个样方数的百分比);

双语例句
  • You can't hear waves of such a high frequency.

    你听不到这么高频率的声波。

    《柯林斯英汉双解大词典》
  • The frequency of Kara's phone calls increased rapidly.

    卡拉打电话的频率迅速增加。

    《柯林斯英汉双解大词典》
  • Objects like this turn up at sales with surprising frequency.

    这样的东西在拍卖会上出人意料地频繁出现。

    《牛津词典》
  • Their instruments detected very faint radio waves at a frequency of 3 kilohertz.

    他们的仪器探测到了频率为3千赫的非常微弱的无线电波。

    《柯林斯英汉双解大词典》
  • Regular repeating actions such as sound waves, light waves, or radio waves have a certain frequency, or number of waves per second.

    有规律的重复活动如声波、光波、无线电波都有一个特定的频率,或者说是每秒的波动次数。

    《柯林斯英汉双解大词典》
  • He added, "We have to look at the frequency of events."

    他补充道:“我们不得不看看事件的频繁性。”

  • The quicker it vibrates, the greater the frequency of sound it produces.

    它振动得越快,发出的声音频率就越高。

  • Doubling the frequency of logical operations inside a microprocessor doubles the heat output.

    微处理器内部逻辑操作的频率加倍,产生的热量也加倍。

  • They were expecting to see one certain frequency or one line in the spectrum at this point here.

    他们预计会看到某个特定的频率,或者在这里的光谱中的一条线。

  • Apply ice for 10-15 minutes every hour, then reduce the frequency as the pain become less strong.

    每小时冷敷10-15分钟的冰块,然后随着疼痛减轻,减小冷敷的频率。

  • In astronomy, in optical astronomy, we cannot measure the period or the frequency of optical light.

    在天文学中,在光学天文学中,我们不能测量周期或者可见光的频率。

  • Ultrasound is used by many animals that detect and some of them send out very high frequency sounds.

    许多动物都用超声波来进行侦查,有些动物还能发出非常高频的声音。

  • You might ask the applicant to provide some measure of the expected frequency and severity of failures.

    您可能会要求应用程序提供一些预计频率和失败的严重性的方法。

  • Precise measurements can be made of the length and frequency of the infant's attention between two stimuli.

    可以对婴儿在两次刺激之间注意力的时长和频率进行精确测量。

  • Macufacturers provide that cell phones meet government standards for safe radio-frequency radiation omission.

    制造商提供的手机符合政府安全的射频辐射遗漏标准。

  • Manufacturers provide cell phones that meet government standards for safe radio-frequency radiation omission.

    制造商提供的手机符合政府安全的射频辐射遗漏标准。

  • Frequency of crying varies widely: some shed tears at any novel or movie, others only a handful of times in their lives.

    哭泣的频率差别很大:有些人在看小说或电影时都会流泪,有些人一生中只会流几次泪。

  • Those spending 10-19 hours per week on their devices were 41 percent more likely to be unhappy than lower-frequency users.

    那些每周花10到19个小时在电子设备上的人与使用频率较低的人相比,不快乐的可能性高41%。

  • Nicole Ellison of Michigan State University found that the frequency of networking site use correlates with greater self-esteem.

    密歇根州立大学的尼科尔·埃里森发现,社交网站的使用频率与自尊心的强弱有正相关。

  • This demonstrates that blindness is not limited to recent preference selections, but can also occur for intensity and frequency.

    这表明,盲目性并不局限于最近的偏好选择,也可能发生在强度和频率上。

  • What appears to the naked eye to be glowing is actually a superposition of different lines of distinct frequency. So, this is quantized.

    出现在肉眼面前的光亮,事实上是频率不同的光线的叠加。所以,这是量子化的。

  • Responding to changes in the CF echo's frequency, bats of some species correct in flight for the direction and velocity of their moving prey.

    有些种类的蝙蝠会根据回声频率的变化来调整向猎物移动的方向和速度。

  • This part of the project is searching the nearest 1000 likely stars with high sensitivity for signals in the frequency range 1000 to 3000 MHz.

    这部分项目搜寻离地球最近的1000颗可能存在的恒星,这些恒星对频率范围在1000到3000兆赫内的信号有着较高的灵敏度。

  • There is mounting evidence that the frequency and magnitude of landsliding is changing in many parts of the world in response to climate change.

    越来越多的证据表明,响应气候的变化,世界许多地区的滑坡发生的频率和程度正在发生变化。

  • Basically, the phenomenon of Standing Waves occurs when sound waves of the same frequency reflect off the walls and meet from opposite directions.

    基本上,当相同频率的声波从墙壁上反射并从相反方向相遇,就会出现驻波现象。

  • This grid of horizontal lines and we will know that if we're going from here to here, it's got to be exactly this frequency or at least this space.

    这个水平线组成的网格,让我们知道,如果我们从这里到这里,正好是这样的频率或者至少是这个间隔。

  • For this, he and his wife received the Nobel Prize for physics in 1910, and did so again in 1912 for their work on very high-frequency radio waves.

    为此,他和他的妻子在1910年获得了诺贝尔物理学奖,并在1912年再次获得诺贝尔奖,以表彰他们在高频无线电波方面的研究。

  • This focusing is the main reason that even relatively weak sounds in the ocean, especially low-frequency ones, can often travel thousands of miles.

    正是由于这种集声,即使是海洋中相对微弱的声音,尤其是低频声音,也能传播数千英里。

  • Just remember that violet light is the end that actually has the shortest wavelength, which means that it also has, of course, the highest frequency.

    只要记住,紫色光在末端,实际上,它有最短的波长,意味着它当然也有最高的频率。

  • Any device that's built to receive a wireless signal at a specific frequency can be overwhelmed by a stronger signal coming in on the same frequency.

    任何以特定频率接收无线信号的设备都可能被来自同一频率的更强的信号淹没。

短语搭配
  • high frequency

    高频

  • low frequency

    低频率;低周波

  • frequency domain

    [化]频域;频率范围

  • frequency conversion

    频率变换

  • radio frequency

    无线电频率

  • natural frequency

    自然频率,固有频率;本盏率

近义词
n. 频率;频繁
词根词缀
frequ

经常的

frequ

同根词

  • frequentadj. 频繁的;时常发生的;惯常的;经常做某事的;间隔很近的;快的;急的
-ency

性质, 状态

-ency

  • presidencyn. 总统职务;总统任期;圣餐主持
  • agencyn. 代理;中介;代理处;代办处;作用;机构;办事处;起作用的事物
  • competencyn. 资格;能力
  • tendencyn. 趋势;趋向;倾向;政治社团
  • contingencyn. 可能发生的事件;不确定的事件;偶然性;意外;应急储备;可能性;不测;应急措施;应急开支
  • emergencyn. 紧急情况;不测事件;预备队员;替补队员;第二次世界大战;急诊病人;急症病人;紧急情况下出现(或所需、使用)的;急诊室
  • fluencyn. 流畅;流利;外语说写流利(或流畅)的能力;流畅的表达能力;优美自如
  • currencyn. 通货;货币;通用;流通;通行;流行;流通(或流行)时间
考纲分布

12年出现 0

重要程度
  • 0%

    n 频率; 频繁

考纲释义
  • n. 频率; 频繁

词根词缀
frequ

经常的

frequ

同根词

  • frequentadj. 频繁的;时常发生的;惯常的;经常做某事的;间隔很近的;快的;急的
-ency

性质, 状态

-ency

  • presidencyn. 总统职务;总统任期;圣餐主持
  • agencyn. 代理;中介;代理处;代办处;作用;机构;办事处;起作用的事物
  • competencyn. 资格;能力
  • tendencyn. 趋势;趋向;倾向;政治社团
  • contingencyn. 可能发生的事件;不确定的事件;偶然性;意外;应急储备;可能性;不测;应急措施;应急开支
  • emergencyn. 紧急情况;不测事件;预备队员;替补队员;第二次世界大战;急诊病人;急症病人;紧急情况下出现(或所需、使用)的;急诊室
  • fluencyn. 流畅;流利;外语说写流利(或流畅)的能力;流畅的表达能力;优美自如
  • currencyn. 通货;货币;通用;流通;通行;流行;流通(或流行)时间
必考派生词
  • infrequentadj. 不经常发生的;偶有的;罕见的

  • frequencyn. 频度;频率;振动频率;频繁;频带;波段

  • frequentlyadv. 频繁地;经常地;时常

考纲分布

12年出现 9

重要程度
  • 100%

    n (振动)频率

  • 0%

    n 发生率; 频率

考纲释义
  • n. (振动)频率

    英文释义:

    the number of repetitions of a periodic process in a unit of time

  • n. 发生率; 频率

    英文释义:

    rate of occurrence

    真题例句:

    • Researchers have begun to look at the quality of relationships, rather than at the frequency of contact, between the elderly and their children.

      研究人员已经开始关注老人和子女之间关系的质量,而不是联系的频率。

      [2016年 CET4 阅读理解]
词根词缀
frequ

经常的

frequ

同根词

  • frequentadj. 频繁的;时常发生的;惯常的;经常做某事的;间隔很近的;快的;急的
-ency

性质, 状态

-ency

  • presidencyn. 总统职务;总统任期;圣餐主持
  • agencyn. 代理;中介;代理处;代办处;作用;机构;办事处;起作用的事物
  • competencyn. 资格;能力
  • tendencyn. 趋势;趋向;倾向;政治社团
  • contingencyn. 可能发生的事件;不确定的事件;偶然性;意外;应急储备;可能性;不测;应急措施;应急开支
  • emergencyn. 紧急情况;不测事件;预备队员;替补队员;第二次世界大战;急诊病人;急症病人;紧急情况下出现(或所需、使用)的;急诊室
  • fluencyn. 流畅;流利;外语说写流利(或流畅)的能力;流畅的表达能力;优美自如
  • currencyn. 通货;货币;通用;流通;通行;流行;流通(或流行)时间
必考派生词
  • infrequentadj. 不经常发生的;偶有的;罕见的

  • frequencyn. 频度;频率;振动频率;频繁;频带;波段

  • frequentlyadv. 频繁地;经常地;时常

真题例句
  • That approach will eliminate most cord-cutting concerns—but what about their wireless equivalent, jamming? With the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?Jamming concerns are nothing new, and they're not unique to security systems.

    出自-2016年12月阅读原文
  • Security devices are required to list the frequencies they broadcast on—that means that a potential thief can find what they need to know with minimal Googling.

    出自-2016年12月阅读原文
  • It's easier to find and acquire jamming equipment for some frequencies than it is for others.

    出自-2016年12月阅读原文
  • Burglars can easily get a security device's frequency by Internet search.

    出自-2016年12月阅读原文
  • Any device that's built to receive a wireless signal at a specific frequency can be overwhelmed by a stronger signal coming in on the same frequency.

    出自-2016年12月阅读原文
  • Increasingly, researchers have begun to look at the quality of relationships, rather than at the frequency of contact, between the elderly and their children.

    2016年6月四级真题(第一套)阅读 Section A
  • with the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?

    2016年12月四级真题(第一套)阅读 Section B
考纲分布

12年出现 4

重要程度
  • 75%

    n 发生率; 重复率

  • 25%

    n (振动)频率

考纲释义
  • n. 发生率; 重复率

    英文释义:

    the rate at which something happens or is repeated

    真题例句:

    • Requiring private insurers to reimburse doctors for services delivered remotely, though not necessarily at the same rate or frequency.

      要求私人保险公司为医生远程提供的服务进行补偿,尽管不一定以相同的比率或频率。

      [2020年 CET6 阅读理解]
    • Those spending 10-19 hours per week on their devices were 41 percent more likely to be unhappy than lower-frequency users.

      比起相对不那么频繁的使用者来说,那些每周花在电子设备上的时间达到10-19个小时的人群中,41%更容易感到不开心。

      [2019年 CET6 阅读理解]
  • n. (振动)频率

    英文释义:

    the number of repetitions of a periodic process in a unit of time

    真题例句:

    • Newly launched satellites don't use radio frequencies that would interfere with existing satellites, and schedule when such new satellites can be launched.

      新发射的卫星不会使用干扰现有卫星的无线电频率,并会计划何时发射此类新卫星。

      [2019年 CET6 阅读理解]
词根词缀
frequ

经常的

frequ

同根词

  • frequentadj. 频繁的;时常发生的;惯常的;经常做某事的;间隔很近的;快的;急的
-ency

性质, 状态

-ency

  • presidencyn. 总统职务;总统任期;圣餐主持
  • agencyn. 代理;中介;代理处;代办处;作用;机构;办事处;起作用的事物
  • competencyn. 资格;能力
  • tendencyn. 趋势;趋向;倾向;政治社团
  • contingencyn. 可能发生的事件;不确定的事件;偶然性;意外;应急储备;可能性;不测;应急措施;应急开支
  • emergencyn. 紧急情况;不测事件;预备队员;替补队员;第二次世界大战;急诊病人;急症病人;紧急情况下出现(或所需、使用)的;急诊室
  • fluencyn. 流畅;流利;外语说写流利(或流畅)的能力;流畅的表达能力;优美自如
  • currencyn. 通货;货币;通用;流通;通行;流行;流通(或流行)时间
必考派生词
  • infrequentadj. 不经常发生的;偶有的;罕见的

  • frequencyn. 频度;频率;振动频率;频繁;频带;波段

  • frequentlyadv. 频繁地;经常地;时常

真题例句
  • If we can help to direct students to more of these types of campuses and help students to understand them to be realistic and accessible places, have them apply to these schools at greater frequency and ultimately get in and enroll, we are going to raise the success rate, Rubinoff said, citing a variety of colleges ranging from large state institutions to smaller private schools.

    出自-2015年12月阅读原文
  • For this he and his wife received the Nobel Prize for physics in 1910, and did so again in 1912 for their work on very high frequency radio waves.

    出自-2013年12月听力原文
  • Their work on very high frequency radio waves

    出自-2013年12月听力原文
  • \If we can help to direct students to more of these types of campuses and help students to understand them to be realistic and accessible places, have them apply to these schools at greater frequency and ultimately get in and enroll, we are going to raise

    2015年12月六级真题(第三套)阅读 Section B
  • If we can help to direct students to more of these types of campuses and help students to understand them to be realistic and accessible places, have them apply to these schools at greater frequency and ultimately get in and enroll, we are going to raise

    2015年12月六级真题(第三套)阅读 Section B
考纲分布

18年出现 1

重要程度
  • 200%

    n 发生率; 出现率

  • 0%

    n 频繁

  • 0%

    un 频率; 周率

考纲释义
  • n. 发生率; 出现率

    真题例句:

    • Though often viewed as a problem for western states, the growing frequency of wildfires is a national concern.

      尽管野火经常被视为西部各州的问题,但越来越频繁的野火成为了一个全国性的问题。

      [2017年 英语二 阅读理解A]
  • n. 频繁

  • un. 频率; 周率

词根词缀
frequ

经常的

frequ

同根词

  • frequentadj. 频繁的;时常发生的;惯常的;经常做某事的;间隔很近的;快的;急的
-ency

性质, 状态

-ency

  • presidencyn. 总统职务;总统任期;圣餐主持
  • agencyn. 代理;中介;代理处;代办处;作用;机构;办事处;起作用的事物
  • competencyn. 资格;能力
  • tendencyn. 趋势;趋向;倾向;政治社团
  • contingencyn. 可能发生的事件;不确定的事件;偶然性;意外;应急储备;可能性;不测;应急措施;应急开支
  • emergencyn. 紧急情况;不测事件;预备队员;替补队员;第二次世界大战;急诊病人;急症病人;紧急情况下出现(或所需、使用)的;急诊室
  • fluencyn. 流畅;流利;外语说写流利(或流畅)的能力;流畅的表达能力;优美自如
  • currencyn. 通货;货币;通用;流通;通行;流行;流通(或流行)时间
必考派生词
  • infrequentadj. 不经常发生的;偶有的;罕见的

  • frequencyn. 频度;频率;振动频率;频繁;频带;波段

  • frequentlyadv. 频繁地;经常地;时常

真题例句
  • Though often viewed as a problem for western states, the growing frequency of wildfires is a national concern because of impact on federal tax dollars, says Professor Max Moritz, a specialist in fire ecology and management.

    2017年考研真题(英语二)阅读理解 Section Ⅱ