1. 熱的;由熱引起的;溫度變化引起的
    Thermal means relating to or caused by heat or by changes in temperature.

    e.g. ...thermal power stations.
           熱電廠
    e.g. ...financial assistance with repair, thermal insulation and improvements to homes through Government grants.
           政府撥款供修繕、隔熱和房屋改造之用的經(jīng)濟(jì)援助

2. (小溪、浴水)天然溫?zé)岬?/strong>
    Thermal streams or baths contain water which is naturally hot or warm.

    e.g. Volcanic activity has created thermal springs and boiling mud pools.
           火山活動(dòng)產(chǎn)生了溫泉和沸騰的泥漿池。

3. (衣服)保暖的，御寒的
    Thermal clothes are specially designed to keep you warm in cold weather.

    e.g. My feet were like blocks of ice despite the thermal socks...
           雖然穿了保暖襪子，我的雙腳還是像冰塊一樣。
    e.g. I put on my thermal leggings, long socks and the rest of my clothes.
           我穿上保暖緊身褲、長(zhǎng)襪和其他衣服。

4. 上升熱氣流
    A thermal is a movement of rising warm air.

    e.g. Birds use thermals to lift them through the air.
           鳥類利用上升熱氣流升入空中。