Vocabulary

有害

harmful; hazardous

na-adjective noun
freq #9

Example sentences

Too many sun's rays are harmful to your skin.

We often eat foods which are harmful to our health without knowing it.

Smoking is harmful to health.

There is no denying the fact that smoking is harmful.

TV is harmful in that it keeps your mind in a passive state.

Some of the ingredients are harmful, especially if you are pregnant.

It is clearly shown in Johnson's investigation that passive smoking is very harmful.