Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/f2bfe557d563f83ee7ae2176df79c043.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 trench layering是什么意思，trench layering的翻译，trench layering音标、读音、用法和例句_沉淀汉英词典