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
If only Robbie and Alexandra were here.
要是Robbie和Alexandra在这儿多好。
Turn your tongue seven times before speaking.
话到嘴边留三分。
I was standing at the back, so I couldn't see very well.
我站在后面，看不清。