Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/b6ef4fc2683eb7b051f43ae5b533931e.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 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_歐米惠必应词典