Since there is no air on the moon, there is no sound at all.

Source: Tatoeba

I didn't have time to cook dinner tonight, so I went out and bought a box meal.

Source: Tatoeba

Men can not exist without air.

Source: Tatoeba

Without an air conditioner, people nowadays cannot live.

Source: Tatoeba

I can't survive without air conditioning in the summer.

Source: Tatoeba