In our society, we know that Earth has only one moon.

在我们的社会中，我们知道，地球只有一个月亮。

youdao

Our planet has one moon.

地球有一个卫星。

youdao

We have one moon.

我们享有一个月亮。

youdao

He said about one hundred kilograms of water had been found in the material ejected by the moon crash.

VOA: special.2009.12.30

We have already seen a moon in Book One.

我们已经在卷一中看到了月亮了。

耶鲁公开课 - 弥尔顿课程节选

Astronomers could not tell exactly where the moon would be from one night or day to the next.

VOA: special.2010.07.14

This planet, like its one moon, is not geologically fragile.

FORBES: CLIMATE SHOCK: UC-Berkeley Scientist, Dr. John Harte, Puts the World on Notice

"God is living in me and I am the incarnation of himself, " Moon told one interviewer.

BBC: Obituary: Sun Myung Moon

The footage of the Apollo 11 crew's landing on the Moon is one of 20th Century's most important artefacts.

BBC: NEWS | Science/Nature | Search on for Moon landing film