i.so.ther.mal
adj.(形容词)Of, relating to, or indicating equal or constant temperatures.恒温的:属于,关于,或显示相等或恒常温度的Of or designating changes of pressure and volume at constant temperature.等温状态下压力和体积变化的:属于或命名在恒温下压力和体积的变化的Of or relating to an isotherm.等温线的:属于或关于一条等温线或恒温线的n.(名词)An isotherm.一条等温线;一条恒温线