Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/3893652a62c65c5267552b1f9c2ade09.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 coefficient of opacity是什么意思,coefficient of opacity的翻译,coefficient of opacity音标、读音、用法和例句_歐米惠必应词典