5 sentences

1. 你知道外面有多热吗？

   nǐ zhī​dao wài​miàn yǒu duō rè ma?

   Do you know how hot it is out there?

   Source: AI Challenger 2017

2. 我们知道外面有空气。

   wǒ​men zhī​dao wài​miàn yǒu kōng​qì.

   We know there is air outside.

   Source: CCMatrix

3. 他们只是想知道外面还有什么。

   tā​men zhǐ​shì xiǎng zhī​dao wài​miàn hái​yǒu shén​me.

   They just want to know what else is out there.

   Source: CCMatrix

4. 因为你我都知道外面有个怪物。

   yīn​wèi nǐ wǒ dōu zhī​dao wài​miàn yǒu ge guài​wu.

   Because you and I both know there's a monster out there.

   Source: OpenSubtitles

5. 火星是地球轨道外的第一颗行星。

   huǒ​xīng shì dì​qiú guǐ​dào wài de dì​yī kē xíng​xīng.

   Mars is the first planet outside the orbit of the Earth.

   Source: CCMatrix