Pentethide
五乙基化物
🗣️ 情景例句
Sure I could. It's my turn to treat.
我当然可以这样。轮到我请客了。
Rumor has it that he's found a new job.
听说他又找到了一份新工作。
I'm sorry, these 2 books are 3 days overdue.
小姐，对不起，这两本书已经过期3天了。