zigandzag是什么意思

zig and zag曲曲折折相关例句：1.Bruce engaged low gear and drove at a terrifying speed, keeping the front wheels astride the crack as he followed its zig - zag course. 布鲁斯接通了低速挡,开车速度快得令人害怕; 他在使前轮分跨地裂的同时曲曲折折地前进.