We only have one earth, so we need to take care of her.

我们只有一个地球，所以我们必须要照顾好她。

youdao

We cannot emphasize the importance of protecting the environment too much because we have only one Earth.

再怎么强调保护环境的重要性也不为过，因为我们只有一个地球。

youdao

Boss said it is possible, even likely, that most stars have at least one earth like planet, which he considers surprising.

博斯说，大多数恒星都有可能，甚至很有可能，至少有一颗类似地球的行星，他认为这是令人惊讶的。

youdao

No one knew if they could get the spacecraft back to Earth, or if they could survive long enough to return.

VOA: special.2009.07.22

The Focault pendulum is one example where you can see that the Earth is rotating around its own axis.

傅科摆就是一个例子,通过观察它,你会发现地球在自转

耶鲁公开课 - 基础物理课程节选

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

Goldin remained upbeat, noting that at least one Earth Science initiative would receive more funding.

CNN: Bush budget boosts Mars, douses Pluto, Earth

The global economy already had one heart attack which it survived and one earth quake has already hit.

FORBES: Euro Stress Tests Not Very Stressful

Now only visible with the largest ground-based telescopes or from space, 1999 RQ36 currently lies about one earth-sun distance away.

FORBES: New Observations Signal NASA Mission's Target Asteroid Is Sample-Friendly Rubble Pile