不必 need not; not have to; not necessary 不必说 needless to say; it goes without saying; 不必挂念 not to be anxious about;不必介意 not to care a rush;不必担心。 there is no need to worry. 不必惊慌。 there is no need to panic. 你不必去了。 you don't have to go now
回复 1.(回答; 答复) reply; answer2.(恢复原状) reflex; reversion; recoil; return; feedback; renovation; revert; restoration 回复原状??revert to the original state; 回复到原始文明 a reversion to a primitive civilization
不必要 unnecessary; dispensable; uncalled-for 不必要的忧虑 uncalled-for worries; 避免不必要的牺牲 avoid unnecessary sacrifice; 删掉论文中不必要的段落。 cut out the paragraph unnecessary for the essay. 他感到我们不必要留下来。 he found it unnecessary for us to stay behind