https://tw.voicetube.com/everyday/20180226

英文：

As altitude increases, atmospheric pressure decreases. This is due to Earth's gravitational pull on the air molecules in the atmosphere. The closer to the Earth's surface the stronger the force exerted on these molecules.

隨著高度增加，大氣壓就會減少，這是因為地球對於大氣中的空氣分子地吸引力的關係，所以當越接近地球表面，這些分子便會承受越強的壓力。