treadle drive
常見例句
- 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(gè)踏桿就是酷步車與其它滑板車不一樣的地方，衹需踩動(dòng)踏桿就可以連續(xù)滑行，無需蹬踩地麪。
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