Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/49b41e6d5961b6cdd12f385ad33d3ea2.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 peacekeeping operations是什么意思，peacekeeping operations的翻译，peacekeeping operations音标、读音、用法和例句_沉淀汉英词典