These could be virtually unbreakable, lighter and much more pliable leading to planes that are 50 times lighter than at present.

这些纳米金属几乎不会破损、量更轻、柔韧性也更好，用这些金属制造出的飞机的量是现有飞机的五十分之一。

When Hoffa's Teamsters were in their prime in 1960, only one in ten American government workers belonged to a union; now 36% do.

1960Hoffa的组织Teamsters处于全盛时期，美国政府工作人员中只有十分之一的人属于某一个公会；现在这个比率是36%。

Only a tenth of our oceans' fish stocks could sustain heavier fishing than current levels.

只有十分之一的海洋鱼类种群能够承受比目前水平更的捕捞。

The share price of America's biggest discount broker dropped by nearly a tenth.

美国最大的折扣经的股价下跌了近十分之一。

One in ten adults has ulcer disease and it's not stress-related.

十分之一的成人患有溃疡病，而且与压力无关。

Today the North's per capita GDP is only one-40th of the South's—a wretched $600 a year or so, by UN estimates.

如今朝鲜的人均GDP只有韩国的十分之一。据联合国估计，其人均GDP大约只有可怜的600美元每。

Start with size. At $905 billion, total auto loans are barely a tenth of total mortgage debt.

就规模来说，9050亿美元的汽车贷款仅仅是房贷总额的十分之一。

Wages also went up last month, increasing by one-tenth of 1 percent.

上个月工资也上涨了，上涨了百分之一的十分之一。

Maybe, like, let's just say, it's 30.

假设一下，可能，三十分之一。

It's a 10th as expensive as PCR, it's absolutely as accurate, and it's simple.

与 PCR 测试相比成本只有其十分之一，结果一样准确，而且用起来十分方便。

When I graduated from college, one in three people lived in extreme poverty. Today it is one in ten. It's still way too high but we have made more progress in our lifetimes than in the rest of human history.

我毕业的时候，三分之一的人极度贫困，现在是十分之一。这个比例仍然过高，但在我们一生中所取得的进步，已经超过了人类历史上的总和。

It's compared with the tiny fractions of a second on earth.

相比之下，地球上的闪电持续十分之一秒。

One in ten people who set out just on the Oregon Trail didn't survive.

从俄勒冈小道出发的人中，有十分之一的人没能活下来。

These days, that number is less than 1 out of every 10 dollars.

如今，这个数字不到十分之一。

" The tear film on the front of your eyes is there all the time, not just when you cry. It’s less than a tenth of the thickness of a human hair, but without it, you wouldn’t see at all" .

角膜前面的泪膜不只是当你流泪的时候才存在。其厚度仅相当于人类头发丝的十分之一，但没有它，你根本就看不到东西。"

West Germany got about a tenth of the money.

西德得到了大约十分之一的资金。

Her lightning-fast strike clocks at one-twentieth of a second.

她闪电般的打击速度为二十分之一秒。

And we want you to believe you're one of the nine, ladies!

我们也希望你是那十分之一，女士们！

In the UK, one in four adults and one in 10 children experience mental illness.

在英国，分之一的成人和十分之一的儿童都有心理疾病。

By 1982, one in 10 people were out of work.

到 1982 ，十分之一的人失业。