Premastery
(在需要之前对某种技巧或技术的)预先掌握
🗣️ 情景例句
Would you please make a record of all your foreign currencies?
请把你所带的外币登记一下，好吗？
You have your point of view,and I have mine.
你有你的观点，我有我的。
The Officer went through the case with great care.
那位官员十分仔细地把箱子检查了一遍。