Paraffins
(paraffin 的复数) n. 石蜡, 石蜡烃\\n[化] 石蜡; 硬石蜡; 链烷烃; 链烷属烃
🗣️ 情景例句
You look very young. How old are you?
你看起来真年轻， 你多大了？
I don't think he will get here on time.
我不认为他会准时到这里。
The dentist is very busy at the moment.
牙科医生这会儿很忙。