utwardzony 用英语:

Years of farm work have hardened his body.

Dan is a hardened smoker -- I think he'll find it very difficult to give up now.

John is battle-hardened

He is a hardened criminal.

He hardened clay by putting it into a fire.

Switzerland hardened its immigration policy.

The street is paved with asphalt.

Hell is paved with good intentions.

The path of least resistance is paved only at the beginning.

The road to simplicity is paved with hellish complexities.