is( [! x. ]: O' R& C: u
do # m ]! d" \" U6 L: E if backfire1.ready and backfire1.cont.Attribute="warmup" and backfire1.cont.name="mar" and quench3.empty 1 q8 h6 M+ P- Y6 x then backfire1.cont.move(quench3);5 ?1 e v! H. Z
end;5 T, k2 U2 T6 \& k, L7 X
end; 0 i; d2 w- D C 2 H: w$ R( S* i7 y8 Q! [; i6 F运行的时候总是跳出错误提示:Unknown identifier Attribute;4 e) Y& Z( j" X% j
, _8 Y$ H }! W# k( }
请问前辈们这是为什么?怎么修正?