火星的大气层比地球稀薄得多。

The ___atmosphere on Mars is much thinner than Earth's.

这家咖啡店有着温馨的氛围，让人感觉很放松。

The café has a warm ___atmosphere, making people feel very relaxed.

潜水员在水下30米处承受着约3个大气压的压力。

Divers at 30 meters underwater experience pressure of about 3 ___atmospheres.