在室温和海平面压力下，一立方米体积内空气所含的分子数目将达到1025个。
The number of molecules in a cubic meter of air at room temperature and sea-level pressure is about 1025.
厄尔尼诺导致海平面上涨数十厘米，他们认为大量降水产生的额外重量可能会增加海底下岩石空隙的流体压力。
El nino raises the local sea level by a few tens of centimetres, and they believe the extra water weight may increase the pressure of fluids in the pores of the rock beneath the seabed.
海平面上的大气压力每一平方英寸约有十五磅。
PRESSURE】The air pressure at sea level is nearly 15 pounds for each square inch.
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