Warning: file_put_contents(/www/wwwroot/ppbbu/62383.com/cache/56d67b64fd1eda57e7ec5cc77b77e33d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/62383.com/index.php on line 55 ultrasonic (adj.)是什么意思，ultrasonic (adj.)的翻译，ultrasonic (adj.)音标、读音、用法和例句_流逝汉英词典