n. backplate
misc. fender apron ; guard board
治疗涉及采取一些措施来支撑半脱位关节，例如使用护腿板或护板对关节进行绑扎。
Treatment involves measures to support the subluxated joint such as taping the joint, using a lapboard or armboard.
安装前应将保护翅片的防护板去掉。
气垫船底部四周的橡胶护板被毁了。
The rubber skirts round the bottom of a hovercraft were destroyed.
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