解放军是中国人民的军队。

Jiěfàng jūn shì Zhōngguó rénmín de jūnduì.

The People's Liberation Army is the military force of the Chinese people.

很多人认为科技的发展解放了人们的双手。

Hěn duō rén rènwéi kējì de fāzhǎn jiěfàng le rénmen de shuāngshǒu.

Many people think that the development of technology has freed people’s hands.

读书可以解放思想，让我们看到更大的世界。

Dúshū kěyǐ jiěfàng sīxiǎng, ràng wǒmen kàndào gèng dà de shìjiè.

Reading can liberate our thinking and let us see a bigger world.