If there was one futuristic invention that you could own, what would it be?

如果你能拥有一项未来的发明，你希望是什么？

This is a futuristic novel.

这是一部幻想未来的小说。

Will time travel ever become a reality?

时光旅行真的会成为现实吗？

Time travel may be imperceptible.

时间旅行也许是不可感知的。

It was the best I could think of off the top of my head.

这是我能马上想出的最好办法。

He said yes off the top of his head.

他不假思索地同意了。

Javier claims to be in a parallel world.

哈维尔声称他处在平行世界。

In the parallel world, there might be an answer for everything.

在平行世界里，也许一切都有答案。

Police arrested Olivia because her statements did not add up.

警方逮捕了Olivia，因为她的陈述不合乎情理。

His story just doesn't add up.

他说的情况根本不合情理。

Despite the obvious setbacks, it is not all doom and gloom for the England team.

尽管明显受挫，但对英格兰队来说并非胜利无望。

I have imagined that the future might be doom and gloom.

我幻想过未来可能会很凄惨。