Plumbostannite
铅锑钖矿
🗣️ 情景例句
You're home from school early.
你今天从学校回来得早。
I thought about going to my sister's. How about you?
我想去姐姐家玩，你呢？
the bank must recognize its customer's signature.
因为银行有责任辩认出其储户的签名。