Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/d00fdf4fe1f0c2e90a681a886529a473.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 acoustic coupler operation是什么意思，acoustic coupler operation的翻译，acoustic coupler operation音标、读音、用法和例句_果味酸柯林斯词典