Black carbon
[机] 炭黑
🧩 词语组成解析
black
[blæk]
adj. 黑（色）的;黑色人种的;黑暗的;不加牛奶的;
n. 黑色;黑人;黑颜料;黑暗;
v. 使变黑;抵制;拒绝;使变黑暗;
🗣️ 情景例句
Are you traveling alone or whth a friend?
你是一个人旅行还是结伴旅游？
We usually deal on a 20% trade discount basis with an additional quantity discount for orders over 1000 units.
我们通常给予20%的商业折扣，外加订货1000件以上的数量折扣。
It rose out of the basket and began to follow the movements of the pipe.
它从筐里探出身子，随着乐器的摆动而扭动。