常见例句双语例句The present invention provides genouillere warm-keeping trousers, which warm up human knee joint by infrared material so as to avoid arthritis.本发明在于提供一种利用红外物质保暖人体膝关节，从而使人避免产生关 节炎的护膝保暖裤。ip.com 返回 genouillere