Coal flotation
[化] 煤浮选
🧩 词语组成解析
coal
[kol]
n. 煤;煤块;煤堆;木炭;
vi. 上煤;加煤;
vt. 给…加煤;把…烧成炭;
[化] 浮; 浮游选矿\\n[医] 浮集(法), 浮选(法)
🗣️ 情景例句
and ask her to come by and talk about it.
请她过来谈谈这件事。
Why did you get home so late?
为什么你这么晚回家？
This cellar room is very damp in the rainy season.
这间地下室在雨季非常潮湿。