Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/188ab67f63e9d993faa836440b0bfabf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 bolt in single shear是什么意思，bolt in single shear的翻译，bolt in single shear音标、读音、用法和例句_按摩法牛津词典