Black leaching
[医] 黑铅, 石墨
🧩 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;
[计] 浸提, 浸析\\n[化] 浸取; 浸提; 沥滤; 沥取; 液固萃取
🗣️ 情景例句
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
After graduation, Mr. Jones immediately became a member of the United Nations Relief and Rehabilitation Administration.
毕业后琼斯先生就加入了联合国救济善后总署。
The holes are only borings, less than a foot in diameter.
这些洞只不过是一些钻孔，直径不到1英尺。