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 Richard was eight pounds three.
Richard生下来时八磅三。
Would he have seen you if you hadn't waved to him?
如果你没向他招手他会看见你吗？
Professor Ronald Bracewell, a leading American radio astronomer,argued in Nature that such a superior civilization, on a visit to our own solar system,
假如有如此高级文明生命访问了我们的太阳系，