Bitusol
[机] 南美洲特里尼达产天然沥青
🗣️ 情景例句
Before the barbeque let's sharpen all the knives.
烧烤之前先把刀磨一磨。
Good idea!
真是个好主意！
I had not laughed since I became deaf.
我耳聋后就从来没有笑过。