用astatine造句子,“astatine”造句
來源:國語幫 2.29W
Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.
any of the chemical elements fluorine or chlorine or bromine or iodine or astatine.
Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine.
any of the chemical elements fluorine or chlorine or bromine or iodine or astatine.