3 [! i2 ^( M2 C1 K7 M; N4 J If your towing vehicle is an SUV, it must be equipped with a hard top. 4 F( a/ o, b1 Y + r( d- C0 M9 e2 ehard top是个什么东西啊? 9 d, G9 `) c) k6 K+ G: v还有trailer的灯是怎么连的? ' h" G( p4 n! c3 F. d* b& H7 }1 Q |( L0 ~( }
有木有热心的同志介绍一下这方面的情况啊. 不胜感激.