预先 yùxiān beforehand
beforehand; in advance
怎么记住“预先”: 预 in advance + 先 first = beforehand.
汉字
用法
- Beforehand / in advance - 预先通知 (yùxiān tōngzhī) to notify in advance.
- An adverb stressing doing something ahead of time; more formal than 事先 in some collocations, close in meaning.
- Pairs with 预先安排, 预先准备. The 预- prefix marks 'in advance' across many words here.
例句
- 您必须预先付钱。 Nín bìxū yùxiān fùqián.You must pay in advance.