Warning: file_put_contents(/www/wwwroot/ppbbu/73904.com/cache/711add13e5d2b6fe8bd032a792592d9d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/73904.com/index.php on line 55 sinusoidal variation是什么意思，sinusoidal variation的翻译，sinusoidal variation音标、读音、用法和例句_骑士汉英词典