Petroleum black
[经] 石油炭黑
🧩 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
She's having a baby?
她怀孕了吗？
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
He will be earning only half as much as he used to,
他将来挣的钱只有他现在的一半。