footpedal control
踏板控制
press footpedal
按下踏板
footpedal switch
踏板开关
footpedal operation
踏板操作
footpedal mechanism
踏板机构
footpedal device
踏板装置
footpedal system
踏板系统
footpedal assembly
踏板组件
activate footpedal
启动踏板
footpedal control
踏板控制
press footpedal
按下踏板
footpedal switch
踏板开关
footpedal operation
踏板操作
footpedal mechanism
踏板机构
footpedal device
踏板装置
footpedal system
踏板系统
footpedal assembly
踏板组件
activate footpedal
启动踏板
探索常用高频词汇