law of conservation of matter中文,law of conservation of matter的意思,law of conservation of matter翻译及用法 2026-03-21 16:53 浏览次数 16 law of conservation of matter英[lɔ: ɔv ˌkɔnsəˈveiʃən ɔv ˈmætə]美[lɔ ʌv ˌkɑnsɚˈveʃən ʌv ˈmætɚ][化学] 物质守恒定律;质量不灭定律