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 can't figure him out-he's a mystery!
我不能理解他，他真是个迷。
My coffee is too hot to drink!
我的咖啡热得没法喝。
There's no time! laughed Mother.Here are the twins.
“没时间了！”母亲笑着说，“双胞姐妹到了。”