Basically I like to think of a VPN as a way to "piggy back" over the Internet to create secure connections.

基本上我认为一个VPN，以此来“背驮回”在互联网上建立安全连接。

Over time, even without being granted dedicated telescope time, the piggy back SETI receiver managed to scan the entire sky visible from Arecibo.

随时间流逝，即使没有获得专门的望远镜时间，附加式的SETI接收器也能扫描完整个天空。

All the noise just happened seems to have no access to his ear, because he was dedicated testing how much food can be piggy back home by a worker ant one day in the end.

似乎刚才的一切喧闹都没有进入到他的耳朵里，因为他正在专心致志地测试一只工蚁到底一天能驼回多重的食物回家。

Franchising, for example, allows entrepreneurs to piggy-back on other people's infrastructure (particularly retailers) while at the same time fitting in with the rhythms of everyday life.

例如，特许经营这种方式使得企业家可以使用他人的设施(特别是零售商)同时符合人们的日常生活的节奏。

And utilities can piggy-back on research efforts for vehicle batteries.

公用事业机构可以利用汽车电池的研究成果。