/ˈɔ:ltəneɪt ||; ˈɔltɚˌnet/verb1 [I] alternate with sth;alternate between A and B (used about two types of events, things, etc) to happen or follow regularly one after the other (指两种事物)轮流发生: Busy periods in the hospital alternate with times when there is not much to do. 医院工作时忙时闲。She seemed to alternate between hating him and loving him. 她似乎时而恨他,时而爱他。
2 [T]
alternate A with B to cause two types of events or things to happen or follow regularly one after the other 使交替;使轮流发生:
He alternated periods of work with periods of rest. 他让生活劳逸相间。 ➔alternation /ˌɔ:ltəˈneɪʃn ||; ˌɔltɚˈneʃən/ noun [C,U]