HSK 6 HSK V7-9
Correct

开采

/ kāicǎi / 
Strokes

Definition

to extract (ore or other resource from a mine)/to exploit/to mine

Example

As a Verb

mine; extract; exploit

1
Réngōng
人工
kāicǎi
开采

hand mining

2
Dìxià
地下
kāicǎi
开采

underground mining

3
Kāicǎi
开采
tiānránqì
天然气

tap/extract natural gas

4
Kāicǎi
开采
shíyóu
石油

exploit/recover petroleum

5
Kāicǎi
开采
méitàn
煤炭

cut/extract/mine coal