基本解釋[機(jī)械工程]足踏傳動(dòng)英漢例句雙語(yǔ)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(wú)需蹬踩地麪。blog.sina.com.cntreadle drive更多例句專業(yè)釋義機(jī)械工程足踏傳動(dòng)