And we learn about the maternal grandparents, the paternal grandparents, and the brothers and sisters, aunts and uncles, and what each one of them did.

我们学习了外祖父母，祖父母，兄弟姐妹，叔舅姨姑，还有他们曾做过什么。

麻省理工公开课 - 媒体、教育、市场课程节选

If something happened to a grandparent, I'm counting. Up to four I don't get suspicious.

如果谁的祖父母或者外祖父母不幸离世,我会记着的,4个以下我是不会怀疑的

耶鲁公开课 - 基础物理课程节选