Maybe one day someone living in the future will find the information on the invitation and use a wormhole time machine to come back to my party, proving that time travel will, one day, be possible.
也许在未来的某一天的某个人将发现邀请函上的信息，使用时间机器来到我的聚会，证明时间旅行时可能的。
2
She opened the book: it was dense with equations proving that time doesn't run backwards. Her father couldn't possibly have understood this, she thought.
她翻开书，里面密密麻麻都是公式，证明时间不可倒流。
3
But now they are proving popular not just with families and first-time computer buyers but also with power users who want something small, lightweight and cheap.