Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/a338f34962ea2c2382da6ea8c0749487.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 bifocal lens是什么意思，bifocal lens的翻译，bifocal lens音标、读音、用法和例句_果味酸柯林斯词典