Coal origin
[建] 煤的来源
🧩 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 need to confirm my reservation.
我要确认我的预定。
Respect yourself, or no one else will respect you.
君须自敬，人乃敬之。
3 'I said it was a good idea all along.'
三、 我一直说这是个好想法。"