Odb
[医][=o-dichlorobenzene]邻二氯苯
🗣️ 情景例句
A professional writer?
职业写作人员？
Could you tell me the cost of production per unit?
请你告诉我每件成品的生产成本好吗？
' I looked down and nearly fell off the ladder when I saw a policeman.
”我向下面看去。当我看清是一个警察时，差一点儿从梯子上掉下去。