pron. 什么时候;何时
n 时间,时候;日期;场合
- I’ve started jogging. (我开始慢跑锻炼。) Since when? (什么时候开始的?)
conj. 在……时候;在……之后;在任何……时候;一……就;考虑到,既然;虽然,然而,可是
- When someone reminds you of something that you already know, thank them. It costs you nothing, and they might occasionally remember something you forgot.
adv. 什么时候;什么情况下;什么场合下;(用于时间的表达方式之后)在那时,其时;当时,当场