1) You needn't bother to count it.
你不必费心去数。
2) You don't have to go now.
你不必去了。
3) You may spare yourself the trouble.
你不必费神。
4) You may save your pains.
你不必费心。;你不要白辛苦了。
5) You do not have to go by yourself.
你不必亲自去。
6) You need not( need not) go there.
你不必到那里去。
参考词条