短語詞組短語addition n line 附加系isotope addition method line 同位素線rye addition line 黑麥附加系alien addition line 異附加系;異源附加系;[遺]外來增加品系alien disomic addition line 雙體異附加系alien chromosome addition line 異染色體附加系;雙體異附加系monosomic addition line 單體附加系disomic addition line 二體附加系disomic alien addition line 二體異附加系 返回 addition line