invalidate meaning in English
vt.
使无效，使失效。
Examples
- A contract is invalidated if only one party signs it .
如果只有一方签字，契约即无效。 - He was invalidated out of the army because of the wounds he received .
他因负伤而退役。 - Economists differ as to whether the many other influences on inflation invalidate the idea of an unemployment-inflation .
对于其它许多影响通货膨胀的因素，是否使得失业-通货膨胀的消长关联，这一点，经济学家们众说纷纭。 - A derived class can invalidate the cached version by calling
派生类可以通过调用 - I was invalidated out and joined the medical corps
后来我加入了一家医药公司