常見例句雙語例句The foot bar is that part which differs it from other scooters. Customers just need step on treadle to make it glide, no need drive the ground.這個踏桿就是酷步車與其它滑板車不一樣的地方，只需踩動踏桿就可以連續(xù)滑行，無需蹬踩地面。blog.sina.com.cn 返回 treadle drive