G4
[医] 二氯芬(2,2-二羟-5,5'-二氯联苯甲烷)
🗣️ 情景例句
Would you excuse me?
失陪一下。
Who is the auther of this essay?
谁是这论文的作者？
As I was looking for it, the landlord came in.
当我正在寻找时，酒店老板走了进来。