Mikrolux
杠杆式光学比较仪
🗣️ 情景例句
He's working with me during the summer months as an intern.
在夏天的这几个月到我这里来当实习生。
Whom are you calling?
你要找谁？
I had a letter from my sister yesterday.
昨天我收到了姐姐的一封信，