4 sentences

1. 我们在时空机里。

   wǒ​men zài shí​kōng jī li.

   We're in a time machine.

   Source: AI Challenger 2017

2. 如果我能穿越时空，我会去哪呢？

   rú​guǒ wǒ néng chuān​yuè​shí​kōng, wǒ huì qù nǎ ne?

   If I could travel through time, where would I go?

   Source: CCMatrix

3. 如果我有超能力，我希望它是时空穿梭。

   rú​guǒ wǒ yǒu chāo​néng​lì, wǒ xī​wàng tā shì shí​kōng​chuān​suō.

   If I had a superpower, I would want it to be the ability to travel through time.

   Source: CCMatrix

4. 时空旅行，一直是一个令人着迷的话题。

   shí​kōng​lǚ​xíng, yī​zhí shì yī​ge lìng​rén zháo mí de huà​tí.

   Time travel has always been a fascinating topic.

   Source: CCMatrix