They peak at 20 then gradually go back again, but body clocks do not reach the pre-teenage level until around 55 years old.

这种改变在20岁的时候到达顶峰并且慢慢回落，但是生物钟直到55岁左右才会慢慢回落到十几岁之前的状态。

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Women reach the peak of their beauty at the age of 31, a new study has claimed.

最近的一项研究表明，女性在31岁时最漂亮。

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Vines and men do have some things in common: for example, the both reach their peak at around 35years old.

葡萄和人类之间不乏共同点，其中就包括年龄。他们都是在35岁的时候达到巅峰。

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The moment when you finally reach the peak and look out at the valley below is sophisticated without a single word.

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"Fernando will reach his peak this year while Giancarlo is at the top of his game, " Faure said.

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We believe that production at the newly acquired Bloom Lake mine should reach its peak annual capacity of 8 million tons in 2012.

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