不必要

不必要 [bù bì yào]

1. ■ 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.