Correct
采煤
/ cǎiméi /
Strokes
Definition
coal mining/coal extraction/coal cutting
Example
As a Verb
mine/extract/excavate/hew (out) coal
1
Réngōng
人工
cǎiméi
采煤
manual coal mining
2
Lùtiān
露天
cǎiméi
采煤
opencast coal mining
3
Cǎiméi
采煤
fāngfǎ
方法
coal mining method