Davidsonite
绿柱石
🗣️ 情景例句
We have brought this transaction to a successful conclusion.
我们已成功地达成了协议。
What's your wholesale price on this item?
这种产品你们的批发价是多少呢？
First of all, don't come in here without a teacher.
首先，没有老师领着不要进这儿。