1) You do not need to is worrying about her.
你不必为她担心。
2) You need have no anxiety about that.
你不必为此担心。
3) You need have no fear about that.
您不必为此担心。
4) You needn't bother with me.
你不必为我操心。
5) There is no ground for anxiety.
不必担心。
6) You needn't be alarmed.
你不必担忧。
参考词条