noun🔗Share离子 An atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution."Example Sentence: "When you dissolve salt in water, it breaks down into sodium and chloride ions, which allow the water to conduct electricity." "当你把盐溶解在水中时,它会分解成带电的钠离子和氯离子,这些离子使得水能够导电。chemistryphysicsscienceelementChat with AIVocabulary GamePractice Reading