Ashless coal
[机] 无灰煤
🧩 词语组成解析
a. 无灰的\\n[机] 无灰
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 am looking for a necklace with a matching pair of earrings.
我想找一条项链和一副跟它相配的耳环。
My reservation number is 2991.
我的预订号码是2991。
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。