Preventer
n. 妨碍者, 妨碍物, 预防者
✅ 同义词
🏥 医学释义
防护设备，防护装置
🗣️ 情景例句
He has a big sales office in Los Angeles,
他在Los Angeles有一个大的销售办事处，
I asked him to fix it for me, but he wouldn't.
我请他帮我修理，但是他不肯。
I don't have any small notes on me.
我身边没有小钞票。