Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/b534bcd6d07f52f927474c74de9071c2.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 wave of infinitely small amplitude是什么意思，wave of infinitely small amplitude的翻译，wave of infinitely small amplitude音标、读音、用法和例句_贰靶汉英词典