Dr Full had been using high-speed photography to study how cockroaches employ their antennae to sense and cross gaps.

Full博士运用了高速摄影技术来研究蟑螂是如何使触须去感知和穿过缝隙。

So an insulator prevents electrons from crossing the gap.

所以绝缘体阻止电子通过 差距。

One of the buses that arrived at union station contained a group of Venezuelan asylum seekers who crossed the treacherous daring gap between Colombia and Panama months ago.

其中一辆抵达联合车站的巴士载着一群委内瑞拉寻求庇护者，他们几个月前穿过了哥伦比亚和巴拿马之间危险的鸿沟。

The researchers found that these simple functionalities were enough to let FiloBot move through a complex, unseen environment, cross gaps and find things to attach to.

研究人员发现， 这些简单的功能足以让 FiloBot 穿越复杂、看不见的环境，跨越间隙并找到可以附着的东西。

One of the buses that arrived at Union Station contained a group of Venezuelan asylum seekers who crossed the treacherous daring gap between Colombia and Panama months ago, many with small children.

其中一辆抵达联合车站的大巴上载有一群委内瑞拉寻求庇护者，他们几个月前穿越了哥伦比亚和巴拿马之间危险的边界，其中许多人带着年幼的孩子。