Word: 地球

今天是地球日。

Jīntiān shì dìqiú rì.

Today is Earth day.

他们以为地球是平的。

Tāmen yǐwéi dìqiú shì píng de.

They believed that the earth was flat.

以前的人以为地球是平的。

Yǐqián de rén yǐwéi dìqiú shì píng de.

It used to be thought that the earth was flat.

地球上有很多国家和文化。

Dìqiú shàng yǒu hěn duō guójiā hé wénhuà.

There are many countries and many cultures on Earth.

地球出现了。

Dìqiú chūxiànle.

Earth appeared.

地球是我们的家。

Dìqiú shì wǒmen de jiā.

The Earth is our home.

地球比太阳小。

Dìqiú bǐ tàiyang xiǎo.

The earth is smaller than the sun.

地球的表面有七成是水。

Dìqiú de biǎomiàn yǒu qī chéng shì shuǐ.

The surface of the earth is 70% water.

地球绕着太阳转。

Dìqiú ràozhe tàiyang zhuǎn.

The Earth moves around the sun.

老师说地球是圆的。

Lǎoshī shuō dìqiú shì yuán de.

The teacher said that the earth is round.

谁都知道地球是圆的。

Shéi dōu zhīdào dìqiú shì yuán de.

There is no one but knows that the earth is round.

除了我们地球，太阳系还有七个星球。

Chúle wǒmen dìqiú, tàiyángxì háiyǒu qī gè xīngqiú.

There are seven more planets in the Solar System besides Earth.