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
Protein, vitamins.
蛋白质， 维他命。
The more the well is used, the more water it gives.
井水越打越多。
Though the sound could be heard clearly, it took me a long time to react.
虽然声音听得很清楚，但我过了好一会儿才作出反应。