惰性氣體 duòxìngqìtǐ inert gas Origin Definitions Defs Strokes Stroke Words Sentences Sents 惰性 duòxìng inertia Physical or chemical inactivity; the property of a substance to remain stable and not react with other elements or compounds气体 氣體 qìtǐ noun gas gas; gaseous substance; a physical state of matter that has no fixed shape or volume