Warning: file_put_contents(/www/wwwroot/zidian/02956.cn/cache/e751725e50863bf389f5b6f76430f97a.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/02956.cn/index.php on line 58 red-giant branch例句_red-giant branch英汉例句_red-giant branch双解例句_花灯集英语字典
A66 is a red star located at the lowest end of the red giant branch (near the top of the sub-giant branch) of the globular cluster M4. A66是位于球状星团M4红巨星支最底部（近亚巨星支顶部）的一颗红星。