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
Did any of your previous positions require typing?
你以前的职务中有没有需要打字的？
True love shows itself in time of need.
急需时见真情。
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。