He is working in mining.

He is engaged in the mining industry.

This country has not heard the sound of arms for a long time.

His talent greatly contributed to the success of the company.

The horse's coffin bone plays an important role, just like the bones in a human's foot.

He lost his parents and became an orphan.

He had a hard time choosing his branch of the army.

This plant produces indehiscent fruit.

Could you come to my house?

This region has suffered from the disaster caused by war for a long time.