necessity
英 [n?'ses?t?]
美[n?'s?s?ti]
- n. 需要；必然性；必需品
詞組搭配
necessity is the mother of invention
(proverb)when the need for something becomes imperative, you are forced to find ways of getting or achieving it
(諺)需要乃發(fā)明之母
of necessity
As an inevitable consequence; necessarily.
無法避免的；必然地