旱灾危害农作物。

Hànzāi wēihài nóngzuòwù.

Droughts damage crops.

吸烟危害健康。

Xīyān wēihài jiànkāng.

Smoking is harmful to your health.

吸烟对身体健康有很大的危害。

Xīyān duì shēntǐ jiànkāng yǒu hěn dà de wéihài.

Smoking is highly detrimental to one's health.