1·在研究中，402名来自纽约四所低收入地区高中的9年级和10年级的学生被分为三组。
In the study, 402 9th- and 10th-grade students from four New York City high schools in low-income areas were divided into three groups.
2·化学402可也是如此。
So was Chemistry 402.
3·利奥：我为您预定了402和403房间。
Leo: I've reserved rooms 402 and 403 for you.
4·结果：402名参与者中，51%的参与者存在肥胖。
RESULTS: Of 402 participants in this trial, 51% were obese.
5·方法：应用16pf对402名高中生进行调查分析。
Methods: 402 High-school students were investigated with 16pf.
6·我想找人修一修402房间浴室的灯。
I'm trying to get someone up here to room 402 to fix my bathroom light.
7·“testgroup”组原有的GID是402，新的GID是5001。
The "testgroup" groups original GID is 402, and the new GID will be 5001.
8·接受调查的只有402人，而日本有1亿2千8百万人口。
There were only 402 respondents, but Japan has a population of 128 million.
9·中国的婚嫁是在战国时（公元前402-221）形成的一种习俗。
Chinese marriage was systemized into custom in the Warring States Period (402-22113C).
10·使用chgroup命令将testgroup的GID改成5001(原先gid是402)。
Use the chgroup command to change the GID of testgroup to 5001 (originally it was GID 402).