Tosca
n. 碳酸钙沉积
🗣️ 情景例句
I understand, Grandpa.
我能体会你， 爷爷。
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
We haven't received your order yet.
您的订单我们还没收到。