用不着

用不着 [yòng bu zháo]

1. ■ （用不上) no need; have no use for:

把用不着的书放回书架。 Put back the books you are not using on the shelves.

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常用词组

1. ■ （不需要) there is no need to; it is not worth while to:

用不着为这些小事争论不休。 There is no need to keep arguing about such triflings.