Piperonyl
[化] 胡椒基; 3,4-亚甲二氧苄基; 3,4-亚甲二氧苯甲基
🗣️ 情景例句
But I think you two can have a good time together without me.
但我觉得， 我不去你们也会玩得很开心。
How many pieces are you going to order?
你要订几张？
At this time of the morning, the arcade was almost empty.
在早晨的这个时候，拱廊街上几乎空无一人。