Everything else being equal, a cold air column, because of its higher air density, is heavier than a warm air column and thus produces a higher air pressure.是什么意思_Everything else being equal, a cold air column, because of its higher air density, is heavier than a warm air column and thus produces a higher air pressure.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句