lowerer下楼机
loweradj.低的;下级的;下层的v.降低;减弱;跌落
lower tween dec下层甲板
lower structure下部结构
lower back slat背下横档
lower jack hook下踏综钩
Lower's tuberde
lower the sails降下帆
lower-slicing下分层
lower eyelidbag睑袋
lower catch bar分纱推动杆
lower leg crash腿部碰撞