Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/1ef9d943f8881d18b546a3fedc9c0d2e.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 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_果味酸柯林斯词典
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是位於球狀星團M4紅巨星支最底部（近亞巨星支頂部）的一顆紅星。