单词	在必要时
释义	在必要时phr.as occasion requires在必要时
随便看	it is meet to give thanks it is mere form it is merely it is mine it is more difficult than climbing up to heaven it is more than time it is much the same thing it is my bounden duty it is my concern it is my conviction it is my humble opinion, i think with submission it is necessarily so it is necessary that you go it is necessary to it is necessary to begin at the near to attain the distant it is needless to say that it is never too late to mend. it is nice of you it is no concern of mine it is no matter it is no matter. it is none of your business it is no odds. it is not a fault of mine it is not certainly thus