单词	球铁
释义	球铁 magnesium iron
随便看	syntax constructor syntaxcontrol syntax control syntax-control syntaxcontrolled generator syntax controlled generator syntax-controlled generator syntax controlling probability syntax-controlling probability syntax cut syntax definition syntax definition facility syntax definition formalism syntax dependency parsing syntax description Syntax Design syntax development syntax diagram syntax diagram form syntax diagram notations syntax directed syntax-directed syntax directed compiler syntax-directed compiler syntax-directed DP matching