后轮: back wheel; hind wheel; rear ...定: galipidine跳下: hop out; fall后轮定: rear wheel hodaniel后轮: back wheel; hind wheel; rear-wheel; trailing wheel立定跳: standing jump侧跳下: side hooff michael-ori跳下床: jumout of bed跳下来: jumoff; jump down固定跳闸: fixed-handle circuit breaker; fixed-trip立定跳水: standing dives立定跳远: standing long jump前轮定: front wheel hojack daniel后轮钢: rear rim后轮滑: wheelie后轮距: rear track; track rear后轮闸: rear wheel brake; rear-wheel brake后轮轴: hindaxle; rear axle shaft; rear wheel spindle; rear-wheel spindle; trailing axle后轮毂: rear hub; rear wheel hub前后轮: front and rear wheel左后轮: left rear wheel蹿上跳下: bounce up and down禁止跳下: stay clear from tracks立刻跳下床: jumping off the bed............ cal跳上跳下: bounce [jump] up and down