Coal formation
[建] 煤之生成
🧩 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;
formation
[fɔ:'meiʃən]
n. 形成;构成，结构;形成物;编队，队形;
🗣️ 情景例句
I'll hold on to them for you.
我为你保管吧。
I worked at the grocery store yesterday.
我昨天在杂货店工作。
In this way he was able to find out where they lived, how many chidren they had, and where they died and were buried.
就这样，他了解到祖先的住处，有多少孩子，死在何处，葬在哪里。