Ergative
case[语](爱斯基摩语、巴斯克语等中的)动者格 , 主动格,唯被动格
🗣️ 情景例句
It's no use crying over spilt milk. What's done cannot be undone.
覆水难收。
I asked him to go to the store, but he wouldn't
我请他去商店，但是他不肯。
He has completed the task.
他完成了这个任务。