Premastery
(在需要之前对某种技巧或技术的)预先掌握
🗣️ 情景例句
Thanks for your help! Keep the change.
多谢你帮忙， 不用找了。
Give a dog a bad name and hang him.
欲加之罪，何患无词。
Three pounds fifty pence,please.
请付3英镑50便士。