| 释义 |
Push through your heels to return to the start position.用力蹬脚后跟，回到起始位置。He helped his daughter balance on her bicycle before she started peddling.他在女儿开始蹬脚蹬之前，帮她在自行车上保持平衡。Some types of bike have brakes that you operate by backpedalling.有些自行车通过倒蹬脚踏板刹车。 |