Introductive
a. 介绍的, 前言的, 序文的
🗣️ 情景例句
I'm in the red again, would you mind lending me some money?
我又 囊中羞涩了，借点钱给我吧。
I tried to call you, but the line was busy.
我试着给你打电话，但老占线。
Hello, Jim! Help yourself to a cake.
你好，吉姆！请随便吃糕点。