当他的去月球的书出版后，有五百人志愿要跟他去作下一次的探险。

When his book about going to the moon was published, five hundred persons volunteered for the next expedition.

youdao

当他的去月球的书出版后，有五百人志愿要跟他去作下一次的探险。

When his book about going to the moon was published, five hundred persons volunteered for the next expedition.

youdao