the period of validity

the period of validity 基本解释

有效期

the period of validity 用法和例句

1、The period of validity of the agreement has expired.

本协议的有效期已过。

2、Discussion on Preventing and Controlling the Period of Validity Turbid in Beer

谈对啤酒发生早期混浊的防治

3、The period of validity is two years after the application being approved.

此申请表经批准后，有效期两年。

4、Apply or approve a production hold whole fab, but the period of validity will not be longer than 22 hours.

申请或批准全厂设备生产暂停的决定，最长达24小时。

5、The period of validity of a registered trademark shall be ten years,counted from the date of approval of the registration.

注册商标的有效期为十年，自核准注册之日起计算。

重点词汇

period n. 时期；（一段）时间；学时；句号 adj. 具有某个时代特征的；（关于）过去某一特定历史时期的；（家具、服饰、建筑等）某一时代的

validity n. 有效，合法性；效力；正确，正当；正确性