Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/db416390392d98593a5d64eb85652624.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 sound signalling device是什么意思，sound signalling device的翻译，sound signalling device音标、读音、用法和例句_甲百匯小鸡词典