Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/c4a15cc798653b64992b8aaac8547c40.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.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_伍贰汉英词典