invalidate
v[Tn]
make (sth) invalid 使(某事物)无效或作废
faulty logic which invalidated her argument 造成她的论据不能成立的错误逻辑. invalidation n [U]
(action of) making sth invalid 无效; 作废
The making of false statements could result in the invalidation of the contract. 提供虚假资料可能导致合同失效.
No matter how much you want to bathe, it just isn't safe.
不管你多想在这里游泳(都不要游),这里不安全。
This is how they keep their way of life alive.
他们就是这样使自己的生活方式得以保持和延续。
I think it is important to understand the relations between parents and their children. They spend time, energy and money in bringing up children and providing them with what they need. Then, as with young birds, the time comes for the young to leave. As