Plumbocalcite
铅方解石
🗣️ 情景例句
I'd like to have you meet my foreman--
我希望带你去认识工头，
Michael must hold on to the driver of the motorcycle.
米高必须紧紧抓住机车的骑士。
The daily exercises lasted only eleven minutes and I proposed to do them early in the morning before anyone had got up.
早锻炼一共只有11分钟，我打算在别人起床之前进行。