His project reflects his ingenuity.

It is important for men to regularly clean smegma.

The treatment efficacy of this medicine is very high.

I'm always impressed by his skillful handiwork.

Geologists believe that this area was formed by a graben.

This meat broth is very delicious.

He always has a positive attitude.

He became my guardian.

He fired the gun with the muzzle pointed towards the sky.