Plumbane
烃基铅
🗣️ 情景例句
We had a good time.
我们玩得很愉快。
Hi, Jack, where do you live now?
你好，杰克，你现在住哪儿？
Well, let's count them. One, two, three, four, …
嗯，咱们来数数。1，2，3，4……