One line is the equator. It is an imaginary line around the widest part of the Earth.

VOA: special.2010.07.14

Okay. I know one person in the department who is one of the most connected people I know on earth.

好的，我认识系里的一个人,他是我认识的人中连接性最强的人。

耶鲁公开课 - 心理学导论课程节选

The suggestion there is that one of the ways that we're God's servants and representatives on earth is to to a positive engagement of diversity.

这暗示我们，我们有一种方式,担当上帝在地球上的仆人和代表,那就是，积极地融合差异。

普林斯顿公开课 - 人性课程节选

Carbon dioxide is one of the gases that causes the warming of Earth's atmosphere.

VOA: special.2009.05.22

You konw, the earth is gonna be burnt up by the sun one of these thousands of years.

在未来几千年中的某一年,地球会被太阳燃成灰烬。

麻省理工公开课 - 电影哲学课程节选

One of these waterfalls, Yosemite Falls, is the 5th highest on Earth.

VOA: special.2009.01.07

When Shepard did hit the golf balls, they traveled "for miles and miles," as he reported, because the gravity on the moon is one-sixth of the gravity on Earth.

VOA: special.2011.05.15