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necessity/
nɪ'sεsɪtɪ
/
1.noun [u]
(need) 需要
2.noun [c]
(essential item) 必需品
3.noun [c]
(essential measure) 不可避免的事情
there is no necessity for us to do anything
我们没有必要做什么
of necessity
[frm] 必定
out of necessity
迫不得已
the necessity of doing sth
做某事的必要性