Uformite
脲-甲醛塑料
🗣️ 情景例句
Or at least give him some advice.
再不然至少可以给他一些忠告。
We'll be on time,won't we?
我们将按时到，是吗？
They stopped talking when their boss came in.
当老板进来的时候；他们停止了交谈。