Babies are apt to put objects into their mouths.

婴儿爱把东西往嘴里塞。

The smells from the kitchen made our mouths water.

厨房里的香味馋得我们直流口水。

He had to feed his family on the equivalent of seven hundred dollars a month and, with five mouths to feed, he found this very hard.

他每月不得不用相当于700美元的钱来养家，5张嘴等着吃饭，他觉得很困难。

Mouths opened and remained open.

嘴张着，一直张着。

What kind of flowers have mouths?

什么花有嘴呢？

No lie was found in their mouths.

在他们口中察不出谎言来。

We use our mouths to eat and talk.

我们用嘴吃东西和讲话。

They opened their mouths.

他们张开了嘴巴。

They are hippo's mouths.

这些是河马的嘴巴。

Their mouths fell open.

他们张口结舌。

I can draw six mouths.

我可以画六张嘴。

People use their mouths for many things.

人的嘴巴用途很多。

They got their tails fast in their mouths.

它们把尾巴紧紧地叼在嘴里。

She has 4 mouths.

她有四张嘴巴。

He's only using these words to shut the cadres' mouths.

他是拿这话堵干部的嘴。

They opened their mouths, but the cheers would not come.

他们张开嘴，但却欢呼声没有传来。

Many children like to put foreign objects in their mouths.

许多孩子喜欢把异物放进嘴里。

They have their tails in their mouths, and they're all over crumbs.

它们把尾巴放在嘴里，身上全是面包屑。

Most people use their mouths to talk, but do you know some people use their hands to speak?

大多数人用嘴说话，但是你知道有些人也用手说话吗？

He hired a dentist to transplant nine teeth into his jaw—having extracted them from the mouths of his slaves.

他雇了一名牙医把从奴隶嘴里拔出来的九颗牙移植到他的下颌上。

Every year, millions of salmon swim from the ocean into the mouths of rivers and then steadily up the rivers.

每年，数百万条鲑鱼从海洋游到河口，然后稳定地逆流而上。

Primates specialise in savoring the many millions of flavor combinations that they can create for their mouths.

灵长类动物特别擅长于为它们的嘴巴创造数百万种不同的味道组合。

So he hired a dentist to transplant nine teeth into his jaw—having extracted them from the mouths of his slaves.

于是，他找了一名牙医，把9颗从奴隶嘴里拔来的牙齿移植到他的颌骨间。

However, similar changes occurred when the subjects were asked simply to open their mouths or to breathe deeply.

然而，受试者仅仅被要求张嘴或深呼吸时，也有类似的变化发生。

Because they are always swimming, tunas simply have to open their mouths, and water is forced in and over their gills.

因为它们总是在游泳，所以金枪鱼只需要张开嘴巴，水就会被强行灌进它们的鳃里。

Most of us, if we know even a little about where our food comes from, understand that every bite put into our mouths was alive.

如果大多数人对食物来源有些许了解，就会明白我们吃进嘴里的每一口都是活的。

Visual and sound cues contribute, such as crunching, as does touch, including the texture and feel of food on our lips and in our mouths.

视觉和声音线索也有影响，比如嘎吱嘎吱的声音，还有触觉，包括食物在嘴唇上和嘴里的质地和口感。

When Mrs. Thrush leaves the nest to get a worm and comes back to feed her young, there are four little thrush mouths and one huge cuckoo mouth.

当画眉鸟夫人离开巢穴去捉虫子回来喂养她的孩子们的时候，就有四张小画眉鸟的嘴巴和一张巨大布谷鸟的嘴巴大张着。

Our mouths and tongues have taste buds, which are receptors for the five basic flavors: sweet, salty, sour, bitter, and umami, or what is more commonly referred to as savory.

我们的嘴巴和舌头上都有味蕾。味蕾是五种基本味道的感受器：甜、咸、酸、苦和鲜味，也就是通常所说的咸味。

"Nature gave us lips to conceal our teeth," ran one popular Victorian maxim, alluding to the fact that before the birth of proper dentistry, mouths were often in a shocking state of hygiene.

维多利亚时代流传着一则箴言：“造物主赋予人类嘴唇以遮掩牙齿”。这暗示了在严格意义上的牙科学诞生之前，口腔的卫生状况往往非常糟糕。