Tech-free tourism refers to travelling without a mobile phone or similar devices, particularly to places that block or cannot access Internet and cellular signals.

“零科技旅游”指不带手机等通讯设备去旅行，尤其是到屏蔽或没有互联网和手机信号的地方旅游。

例句：

We're adding one more travel trend to our 2014 list - tech-free tourism. If you're addicted to your gadgets and social media, going cold turkey has never been scarier. Islands are the obvious choice for tech-free tourism.

2014年的旅游市场又添新的热点趋势：零科技旅游。如果你对电子产品和社交媒体上瘾，那么没有比戒掉它们更可怕的事情了。岛屿是零科技旅游的首选地。