柯林斯詞典tropic /?tr?p?k/ 1. N either of the parallel lines of latitude at about 23°N (tropic of Cancer) and 23°S (tropic of Capricorn) of the equator 廻歸線2. ADJ →a less common word for tropical 返回 tropic劍橋詞典[ 可數(shù)名詞：有複數(shù)形式的名詞 ] one of the two imaginary lines around the earth at approximately 23.5 degrees north and 23.5 degrees south of the equator 廻歸線 ?the tropics [ 名詞的複數(shù)形式 ] the hottest area of the earth , between the Tropic of Cancer and the Tropic of Capricorn 熱帶地區(qū) She's a botanist and spent several years doing research in the tropics. 她是個植物學家，花了幾年時間在熱帶地區(qū)做研究。 返回 tropic