Star born after rise of mankind making its mark with massive hourglass nebula.

人类的出现让巨大的沙漏星云有了标志并由此诞生星星这一概念。

youdao

Star born after rise of mankind making its mark with massive hourglass nebula.

人类的出现让巨大的沙漏星云有了标志并由此诞生星星这一概念。

youdao