noun🔗Share卤族元素, 卤素。 Any element of group 17, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal."Table salt, or sodium chloride, is formed when the metal sodium reacts with chlorine, one of the halogens. "食盐，也就是氯化钠，是金属钠与氯气反应形成的，而氯气是卤族元素的一种。elementchemistrysubstancesciencematerialcompoundChat with AIVocabulary GamePractice Reading
noun🔗Share卤素灯, 卤钨灯 A light fixture in which the filament is surrounded by an atmosphere of a halogen gas,"The mechanic used bright halogens to see the engine clearly. "那个机械师用明亮的卤素灯清楚地查看发动机。technologydeviceelectricphysicsChat with AIVocabulary GamePractice Reading
