Hilgardite
水氯硼钙石
🗣️ 情景例句
Yes. Have the people arrived?
是的。客人来了吗
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
When shall we meet, this evening or tomorrow morning?
我们什么时间会面，今晚还是明天早晨？