Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/41ee8c980af7a2725478be5e313c6e7f.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 undulatory extinction是什么意思，undulatory extinction的翻译，undulatory extinction音标、读音、用法和例句_甲百匯小鸡词典