Fairchildite
[矿]碳酸钾钙石
🗣️ 情景例句
and giving up your free time.
放弃了你的闲暇时间。
No, thank you. But it was very kind of you to offer.
不用了，谢谢。承蒙您好意提出。
We're really going to need it.
我们真的一定要定到。