The hotter the gas, the more energy is given off.Slightly hot gas gives off mostly long wavelength (low energy) light (infra red).是什么意思_The hotter the gas, the more energy is given off.Slightly hot gas gives off mostly long wavelength (low energy) light (infra red).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句