Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/a5af2f44d9a63bf04ae7e1bb3d90c002.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 magnetic annual variation是什么意思，magnetic annual variation的翻译，magnetic annual variation音标、读音、用法和例句_贰靶汉英词典