Catechu black
[化] 儿茶黑
🧩 词语组成解析
n. 儿茶\\n[医] 儿茶
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
Look, can you handle this job or not?
考虑一下，你是否能胜任这份工作？
That is not good language which all understand not.
不是人人都懂的语言不是好语言。
No! I think February is worse than January.
不！我认为2月比1月更糟。