Plumbsol
银钖软焊料
🗣️ 情景例句
I'm a foreign student, and I'd like to make some new friends.
我是个外国学生， 我想交几个新朋友。
We want to cancel the contract because of your delay in delivery.
由于贵方交货拖延，我方要求取消合同。
Your prices seem a little high.
你们的价钱高了一些。