He fought a court battle to gain custody of his child.

She undertook the custody and care of the child.

He is good at reading simplified Chinese characters.

This detonator is very dangerous, so please be very careful when handling it.

This pipe is used to carry water.

There is a theory that there are geysers on Mars.

The history of Kampuchea is very interesting.

The crested serpent eagle was flying in the sky, spreading its beautiful feathers.

He is an intersex person, possessing both male and female gender characteristics.

This gum contains saccharin.