backdate
v [Tn] declare that (sth) is to be regarded as valid from some date in the past 宣布(某事物)自过去某日起即为有效
a pay increase awarded in June and backdated to 1 May 6月份发放的从5月1日算起的增薪.
🗣️ 情景例句
I'd love to come. But I have to be on duty this weekend night.
我是想过来,但我周末晚上得值班。
As the tree, so the fruit.
长什么树,结什么果。
and they provided a striking demonstration of the potentialities hidden in instruments and apparatus.