Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/b0c44546250b138a26bbee8ef23678f5.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 lay an obligation upon是什么意思，lay an obligation upon的翻译，lay an obligation upon音标、读音、用法和例句_沉淀汉英词典