Warning: file_put_contents(/www/wwwroot/zidian/oumou.cn/cache/0897de9195e419cb7c5bfde05de224c2.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/oumou.cn/index.php on line 58 red-giant branch是什么意思，red-giant branch的翻译，red-giant branch音标、读音、用法和例句_欧米惠必应词典
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。