Prefacer
n. 前言；引语 (preface的变形)
🗣️ 情景例句
Friends, teachers....
朋友 老师……
The first thing on the agenda is the drop in sales.
在议程上第一件事就是销售额下降了。
Thank you.I'll certainly be more careful.
谢谢您。我以后一定会多加注意。