calcium 的英语意思
calciumcalcium /ˈkælsiəm/ noun [uncountable]
查看全部语言翻译 a silver-white metal that helps to form teeth, bones, and chalk. It is a chemical element: symbol Ca一种银白色金属,是牙齿、骨骼和白垩的组成成分。化学元素,符号 Ca
查看全部语言翻译 a silver-white metal that helps to form teeth, bones, and chalk. It is a chemical element: symbol Ca一种银白色金属,是牙齿、骨骼和白垩的组成成分。化学元素,符号 Ca