Invalidating
v. 使无效( invalidate的现在分词 ); 使作废; 证明…错误; 使站不住脚
🗣️ 情景例句
I ofter go shopping during National Day holiday.
我经常是在国庆节购物。
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
I want my change.
我要找的零钱。