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
I always take good care of my body.
我总是很关注身体健康。
In college I majored in science, What was your major?
大学时我主修自然科学，你主修什么呢？
Shylock must promise to leave the money upon his death to his daughter and her husband.
夏洛克必须答应在他死后把这笔财产留给他的女儿和女婿。