柯林斯詞典benzene ring 1. N the hexagonal ring of bonded carbon atoms in the benzene molecule or its derivatives 苯環(huán) (Also called benzene nucleus)→see alsoKekulé formula 返回 benzene ring劍橋詞典in chemistry , a connected ring of six carbon atoms , as found in a molecule of benzene （化學(xué)）苯環(huán)（苯分子中以六個碳原子搆成的環(huán)狀結(jié)搆） 返回 benzene ring