Quality: Our Sample No. 265, black, assorted sizes.

品质：我方样品265号，黑色，配合尺寸。

youdao

First, fill in the Doping Control Official Record clearly and choose a perfectly clean cup to collect urine sample no less than 75ml.

首先，清楚地填写兴奋剂检查记录单。然后拿一个彻底清洁的尿样瓶去留75毫升尿。

youdao

The ideal test would be to go to the far side of the moon and collect a rock sample, but no mission like that is planned, she says.

验证这个想法需要去向月球的远地点去收集岩石样本，但是还没有科研计划有这个任务，她说。

youdao

This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.

这话非常重要，是我作这个研究的原因：,“如果想知道人类最快能跑多快，那从好的样本中测出平均数是“,没用的;,而应该收集田径类奥运冠军的信息,看他们能跑多快。

哈佛公开课 - 幸福课课程节选

The simple and inexpensive devices require minimal training to use, practically no sample preparation, and no electricity or additional equipment to process a sample.

UNESCO: House | United Nations Educational, Scientific and Cultural Organization

But the number of companies in the sample with no women on their boards increased by 22% to 33 in 2009, from 26 the year before.

FORBES: Gender Gap In America's Top Ranks

This online survey is not based on a probability sample and therefore no estimate of theoretical sampling error can be calculated.

FORBES: Connect