When did people find a way to describe each person exactly?

人们是什么时候找到准确描述每个人的方法的？

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And if a predator can move on to another species that is easier to find when a prey species becomes rare, the switch allows the original prey to recover.

当一种猎物变得稀有时，如果捕猎者能够转向其他更容易找到的物种，这种转变可以让原来的猎物数量得到恢复。

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If you spend a little time digging for the right part-time jobs, you'll save yourself time—when you find a job that leaves you with enough time—to get your schoolwork done too.

如果你花点时间找一份合适的兼职，你能省下时间——在你找到一份能给你预留足够时间的工作时——把你的学校作业做完。

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Norman's family urged him to continue his studies at a time when many farm boys left school to find a job.

VOA: special.2009.11.10

And what you find is when you have a bonding orbital, the energy decreases compared to the atomic orbitals.

你们发现当你有个成键轨道的时候，相比原子轨道能量要降低。

麻省理工公开课 - 化学原理课程节选

But when I had to go... I had to find a book that was in the business school library and I went there.

但当时我必须去……我不得不去商学院的图书馆找一本书，于是我就去了。

哥伦比亚的氛围 - SpeakingMax英语口语达人

It's important to understand how compulsive this simple activity can be: it is a race, and it is rewarding when you find a partner on the same wavelength.

BBC: NEWS | UK | Magazine | Are you Google's gopher?

When we find a satisfaction questionnaire tucked in with our bill, Tancer leaves it on the table.

FORBES: Magazine Article

"It's like an annuity when they find a patient, " says Christopher Raymond, an analyst at Robert W. Baird.

FORBES: Magazine Article