Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/15fa9d3d4884778b93f870b30693600b.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 rope to pulley ratio是什么意思，rope to pulley ratio的翻译，rope to pulley ratio音标、读音、用法和例句_衣物护欧路词典