同期

tā men dì èr jì dù de gāng chǎn liàng chāo guò le lì shǐ tóng qī de zuì gāo shuǐ píng

他们第二季度的钢产量超过了历史同期的最高水平。

Their steel output in the second quarter of the year was higher than their previous record for the period.

yǔ qù nián tóng qī xiāng bǐ

与去年同期相比

compared with the corresponding period last year

wǒ hé tā tóng qī bì yè

我和他同期毕业。

I graduated the same time as he.

tā men shì wǒ xiào de tóng qī bì yè shēng

他们是我校的同期毕业生。

They graduated from my school in the same year as me.

zài xué xiào yǔ wǒ tóng qī de rén

在学校与我同期的人

my contemporaries at school

shí jiān tóng qī shì gāo jīng dù shòu shí bù kě quē shǎo de huán jié

时间同期是高精度授时不可缺少的环节。

The time synchronism is important link for high time service.