Preparative
a. 准备性的, 预备性的\\nn. 预备, 准备, 预备信号
✅ 同义词
🗣️ 情景例句
I would like to improve my English pronunciation.
我想改善我的英语发音。
He's probably here.
他可能在这儿。
Why was that?
为什么呢？