invalidator
基本解释
- n.使无效者
英汉例句
- His claim to ownership is invalid.
他的所有权是无效的。 - A passport that is out of date is invalid.
护照过期是无效的。 - His father is a bed-ridden invalid.
他父亲是个缠绵病榻的人。 - He has been an invalid all his life.
他终身残废。 - The invalid gained colour under the doctor's care.
病人在医生的治疗下，脸色逐浙红润。