Metabituminous coal
[化] 中烟煤
🧩 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;
🗣️ 情景例句
I push myself very hard to do well.
为了干得好，我给自己很大压力。
He sees things. He has gone crazy.
他有幻觉。他疯了。
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。