thermal

US /ˈθɜ:rml/

UK /ˈθɜ:ml/

B2 中高級英檢高級
n. (c./u.)名詞 (可數/不可數)保暖內衣
You should wear thermals when it is really cold outside.
adj.形容詞熱的
Under the lake was a natural thermal heat source, so the water was very warm
n. (c./u.)名詞 (可數/不可數)上升熱氣流
The bird found a thermal and floated higher in the sky on the warm air

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