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
He ventured to speak to her.
他鼓起勇气向她说话。
Life is long if you know how to use it.
如果懂得好好利用，生命就长了。
I have known very few writers, but those I have known,
我所认识的作家寥寥无几，然而凡是我所认识