The new law will come into operation by midnight tomorrow.新法律将于明日午夜生效.When does the law come into operation?这项法律何时生效?The new regulations will come into operation next Sunday.新的规章下星期日起生效....

生效...

come into operation的音标：come into operation的英式发音音标为：[kʌm 'ɪntuː ˌɔpə'reiʃən]come into operation的美式发音音标为：[kʌm 'ɪntu ˌɑpə'reʃən]...