Polycyclic hydrocarbon
[机] 多核烃
🧩 词语组成解析
a. 多环的\\n[医] 多环的
🗣️ 情景例句
And a cheeseburger, medium rare,
一份起士汉堡，五分熟
I lift weights all day long. I can't think but that I'm healthy.
我一整天都在举重，健康至上嘛。
becomes so worn and unreliable that it eventually is not worth mending.
磨损太厉害，老得一点儿也不准了，最终会不值得修理了。