Warning: file_put_contents(/www/wwwroot/ppbbu/62383.com/cache/f4542abe7d989fa4fc55f8cef7855cf6.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/62383.com/index.php on line 55 air-conduction type是什么意思，air-conduction type的翻译，air-conduction type音标、读音、用法和例句_流逝汉英词典