Black catechu
[医]黑儿茶
🧩 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;
n. 儿茶\\n[医] 儿茶
🗣️ 情景例句
Will you come over to help me with the tough job?
您能否来帮助我做这项艰苦的工作？
Tell me all about your troubles.
把你所有的烦恼都告诉我吧。
Our next obstacle was a shallow pool of water about half a mile across.
下一个障碍是一片约半英里宽的浅水塘。