Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/1a5fe6b41a61272143ed5a7cbf0ad090.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 double star英英字典_double star剑桥英语解释_double star柯林斯英文解释_沉淀汉英词典
1. N two stars, appearing close together when viewed through a telescope; either physically associated (binary star) or not associated (optical double star) 雙星→see also binary star ,optical double star