Coal petrography
[化] 煤岩学
🧩 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;
n. 岩相学
🗣️ 情景例句
a two-bedroom house in Mount Kisco.
一栋有两间卧室的房子， 在Mount Kisco。
Danger is next neighbour to security.
危险是安全的近邻。
The kiwi, which is New Zealand's national bird, is one of these types of flightless birds.
几维，新西兰的国鸟，就是这些不能飞行的鸟类当中的一种。