氰氨化钙 Traditional form: 氰氨化鈣 Pinyin (reading): qíng'ānhuàgài Definitions: calcium cyanamide Characters: 氰 - cyanogen; ethane dinitrile 氨 - ammonia 化 - to change, to convert, to reform; -ize 钙 - calcium Traditional characters: 氰 - cyanogen; ethane dinitrile 氨 - ammonia 化 - to change, to convert, to reform; -ize 鈣 - calcium