Microweighing
微量称量
🗣️ 情景例句
Are you sure you are dialing the right number?
你确定你打的号码是对的吗？
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
John asked Grace to marry him，
约翰向格雷斯求婚。