Will the source records map one-for-one to the target?

源记录与目标之间是否有一对一的映射？

Once the barrier is breached, losses are incurred on a one-for-one basis.

一旦突破了这个关口，损失是逐次计算的。

The pair had been negotiating the details of land swaps based on one-for-one exchanges.

两人谈论过建立在平等交换条件下的土地互换细节。

They are aging and Russia doesn’t have the money to replace them one-for-one," said Cirincione.

他说：“那些核力量正在老化，俄罗斯没有钱一个一个的更新。

Of course, a country's share of the vote does not translate one-for-one into a share of the power.

当然，一个国家所享有的份额并不是一对一的完全转化为权利。

Back-office expenses such as technology and compliance do not rise one-for-one with assets under management.

诸如技术和税务等后台办公费用并不随着资产规模的扩大一对一的增加。

There's no contradiction here: the precise one-for-one payback of the "eye-for-en-eye" principle applies to personal duels and to non-malicious property damage.

这里没有矛盾：“以眼还眼”规则中严格意义上的一对一报复适用于两个人之间以及非恶意伤害造成的财产损失。

For Christmas my brother and I got new underwear, one toy and one book.

作为圣诞礼物，我弟弟和我得到了新内衣、一件玩具和一本书。

Mr. Gould called for a move toward "one man one vote."

古尔德先生要求向“一人一票”制迈出一步。

There will be two ballot boxes—one for yesses and one for noes.

将设两个投票箱—一个放赞成票，一个放反对票。

There can be but one room below, for there is but one chimney.

下面只能有一个房间，因为只有一个烟囱。

They housed eight adult rats with two types of robotic rat—one social and one asocial—for four days.

他们将8只成年老鼠和2种机器老鼠（一种是社会性的，一种是非社会性的）一起饲养了4天。

She'd been working in Manchester for two years, and no one—not one of her colleagues—had ever invited her to their home.

她在曼彻斯特工作了两年，而没有人——没有一个同事——邀请过她去他们家。

One by one, pianists stopped playing Bach's music as adapted for the piano by Liszt or by Tausig.

钢琴家们一个接一个地停止演奏李斯特或陶西格改编为钢琴的巴赫音乐。

In short, for each Arabic numeral, there is one, and only one, Roman numeral which maps to it.

简而言之，每个阿拉伯数字对应一个罗马数字，而且只有一个罗马数字映射到它。

There was just one requirement: Lin would have to promise to study it for at least one year.

只有一个要求：林必须承诺至少学习它一年。

The hot and wet weather in the south makes southern Chinese buy just enough food for one meal or one day, or else the food may go bad.

南方炎热潮湿的天气使得南方人买的食物只够吃一顿或一天，否则食物可能会变质。

There would be one machine, one bulldozer for the entire area.

整个地区将会有一台机器，一台推土机。

Verbal abilities of one year olds are, in fact, related to their memories for events one year later.

事实上，一岁大的孩子的语言能力与他们对一年后发生的事情的记忆有关。

Its rival India has long had one. Thailand has one too. Japan, another rival, has a carrier for helicopters that could be adapted for fighters.

它的竞争对手印度早有一艘。泰国也有一艘。另一个竞争对手日本也有一艘可搭载直升机的航母，可改装用于战斗机。

A quantitative-based one, for example, is unlikely to be sent home, where one could ask their older brothers and sisters to help.

例如，一个基于数量的考试不太可能安排家考，因为考生在家可以请自己的兄弟姐妹帮忙。

One person must prepare for it with the same tenacity and quickness as one does for a fencing tournament or a chess match.

一个人必须像参加击剑比赛或国际象棋比赛那样，以同样的坚韧和敏捷来准备。

One of the women, for instance, on leaving her house for work one morning threw her dog her earrings and tried to fix a dog biscuit on her ear.

例如，一天早上，其中一名妇女离家上班时，把耳环扔给了她的狗狗，并试图把狗饼干夹在她的耳朵上。

Students are shouting for help one by one!

学生们一个个大声地求助！

Eventually the girls all graduated from college and went away to work for themselves, but one by one, the daughters returned to work in the family business.

最终，女孩们大学毕业，自己出去找工作了，但这几个女儿却帮家里打理生意。

You never know which one you will get, so there isn't a cure for each one.

你永远不知道你会得哪种病，所以不可能每种病都能有治愈的办法。

On the one hand, a house will be too big for just one person, so maybe I should rent an apartment.

一方面，一个人住一个房子会太大了，所以我或许应该租一间公寓来住。

People thought Stallone was crazy for attempting one more Rocky film , but he had one more story he wanted to tell and he did tell it well.

当史泰龙尝试着另一部《洛奇》电影时，人们认为他疯了， 但是他还有一个故事要讲，而且他确实讲得很好。

As I take my gloves off and reach for my phone, I think, "It can't be that tough to make headphones with two plugs, one for music and one for your cell phone.

当我脱下手套并拿起我的手机时，我想，“做一个有两个插头的耳机，一个用于音乐，一个用于手机，不会那么难吧。”