at two weeks' time 与in two weeks' time的区别?如题.

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attwoweeks''time与intwoweeks''time的区别?如题.attwoweeks''time与intwoweeks''time的区别?如题.attwoweeks''time与intwowee

at two weeks' time 与in two weeks' time的区别?如题.
at two weeks' time 与in two weeks' time的区别?
如题.

at two weeks' time 与in two weeks' time的区别?如题.
at 表达一点, 因此 at two week's time, 即到了两个星期时
in 表达一段时间表, 因此 in two weeks' time 是指在两周内
而如果说 in two weeks 则表达 "两周后"

at two weeks' time表示之内
in two weeks' time表示之后

at 之内
in 之后

at two weeks' time 在两个星期的时间
in two weeks' time在两周之内