Some natives call it Chomolungma, or "Goddess Mother of the World."

VOA: special.2011.05.10

He starts to just torture his mother with a thousand questions about everything in the world.

砸向了母亲,不断折磨她。

耶鲁公开课 - 1945年后的美国小说课程节选

The World Health Organization has a guide to kangaroo mother care.

VOA: special.2009.05.25

And every minute and a half, another mother dies giving birth somewhere in the world.

VOA: standard.2010.05.11