is : \. @' d, E. ?/ d4 Bdo 3 r" i$ P6 O6 S4 z0 A, _( P( Q: B if backfire1.ready and backfire1.cont.Attribute="warmup" and backfire1.cont.name="mar" and quench3.empty& M* |+ g( G; p9 A/ M
then backfire1.cont.move(quench3); * }& O& n; D! O1 W" {6 ^+ P" z! a end;- P5 C% T; E- z
end; : c5 e/ u7 w/ |3 T ) F. T3 n. I+ w" y: |运行的时候总是跳出错误提示:Unknown identifier Attribute;( n% I0 U- L5 ]) p
; J7 x3 z* w+ I7 N. }
请问前辈们这是为什么?怎么修正?