Polycyclic compound
[化] 多环化合物
🧩 词语组成解析
a. 多环的\\n[医] 多环的
🗣️ 情景例句
Excuse me, May I have everyone's attention, please?
对不起，请大家听我说。
I don't know what you're thinking!
真不知道你是怎么想的！
Her first impulse was to go round all the rooms looking for the thieves,
她第一个条件反射是各个房间搜寻一下窃贼，