Invalidates
v. 使无效( invalidate的第三人称单数 ); 使作废; 证明…错误; 使站不住脚
🗣️ 情景例句
Everything I earn helps us towards getting that house
我的每一笔进帐都可帮助我们得到那幢房子
I asked him to do it for me, but he wouldn't.
我请他帮我做，但是他不肯。
What happened on the march then?
那么 ，在游行中发生了什么事？