Coal concentrate
[化] 洗煤
🧩 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;
concentrate
['kɑnsn'tret]
vt.& vi. 专心于;注意;集中;聚集;
vt. 浓缩，（使）浓缩;[采矿]汰选;选矿，精选，富集;
vi. 凝缩，浓缩，提纯;
n. 浓缩物;
adj. 集中起来的，经过浓缩的;
con共同+centr中心+ate动词后缀→集中；浓缩
🗣️ 情景例句
Weight training makes me feel good.
举重训练使我感觉不错。
What's the capital of your country?
贵国首都是哪儿？
He had had a long and uncomfortable trip, for he had been confined to the wooden box for over eighteen hours.
他经历了一次漫长而又难受的旅程，因为他在那木箱里闷了18个多小时。