Invalidity
n. 无效, 无价值, 病弱\\n[医] 病废, 劳动能力丧失
✅ 同义词
🔴 反义词
📖 牛津释义
invalidity
n[U]
state of being invalid 无根据; 无道理; 无用; 无效
the invalidity of his passport 他的护照之无效.
🗣️ 情景例句
Before a long trip I always give my car a safety check.
远行之前，我总是会对车子进行安全检查。
Only certain people are permitted to enter that club.
只有特定的人才被允许进入该俱乐部。
There are also other varieties that do not live in groups at all.
还有别的类型的蜂，它们全然不过群体生活。