date

英 /deɪt/ 　美 /deɪt/

n. 日期A particular day of a month or year.
n. 约会An arranged meeting, especially with someone you find romantically attractive.
v. 确定年代；始于To establish something's age, or originate in a particular period.

Have you chosen a date for the picnic?

你选好野餐的日期了吗？

Researchers used wooden tools found nearby to date the remains of this ancient village.

研究人员利用附近发现的木制工具确定这座古村落遗迹的年代。

搭配

set a date 定日期go on a date 去约会date back to 追溯到expiry date 到期日

date back to表示始于某时期，不用被动语态。

dated (adj.)、dating (n.)