They are also commonly compared to dogs in their loyalty and can be trained to walk on a lead and to fetch.

萨凡纳猫的忠诚度可与狗相媲，后可系绳行走并衔取物品。

So you could see why folks are all pumped up, " gassed up" , " fired up" , " inflated" like " untethered" basket cases who are " floating on air" with their " heads in the clouds" .

所以你们可以看出来为什么人们都很兴奋，加满油，被点燃，充上气，就像没有系绳的篮子一样，脑袋在云端漂浮。

Starting from low Mars orbit, a tether could boost ships to the asteroid belt.

从低火星轨道开始，系绳可以将飞船推向小行星带。

Also, every time an astronaut goes on a spacewalk, they use a tether that ties them to the space station.

此外，每当宇航员出舱活动时，他们都会用一根系绳把自己绑在空间站上。

No, it's a child safety tether. This way, sweetie.

不 是孩童安全系绳 走这边 乖女。

My tether broke. I can't get back to the ship.

我的系绳坏了 没法回到飞船上了。

We finished attaching the tethers into one long line.

我们已经把系绳连成一条长绳。

Each had 12-foot (3.6-meter) tethers but did not unfurl them or dangle at the end unlike what happens at the space station, where astronauts routinely float out at a much lower orbit.

每人都有12英尺（3.6米）长的系绳，但没有像空间站那样展开或悬挂在末端，空间站的宇航员经在较低轨道上漂浮出去。

He could see his own severed foot bobbing like a rag doll up the hopper toward the silo's opening, tethers of denim still connected.

他可以看到自己被切断的脚，像碎布制的玩偶一样在朝向筒仓开口的装料斗上摆动，牛仔裤的系绳仍然连在上。

Researchers from England and Switzerland have programmed these drones to do just that by adding a simple anchor and tether.

来自英国和瑞士的研究人员通过添加一个简单的锚和系绳，对这些无人机进行编程。

Another caring parent with a child safety tether.

又一个负责任的家长在用童安全系绳。

Phobos is so heavy that we don't need to worry about slowing it down, making it the perfect attachment point for super-tethers just under 6,000km long.

火卫一巨大的重量使其不会放慢度，使其成为6,000公里左右超长系绳的理想连接点。

Together, tethers around Earth and Mars could provide the rapid and cost-efficient transportation backbone that would make space travel affordable.

围绕地球和火星的系绳可以提供快且经济的交通枢纽，这将使太空旅行能被负担得起。

To protect against cuts and collisions from debris and meteorites, we can thread our tether into a web of redundant fibres.

为了防止碎片和陨石的对系绳的损坏，我们可以将系绳穿入多层纤维网中。

The same super-tether can also bring the inner solar system closer.

相同的超级系绳也能拉近我们与太阳系内部行星的距离。

What if we put tethers, hundreds or thousands of kilometers long — into space, and had spacecraft use them as ladders to climb to higher altitudes and gain speed?

假如我们将数百至数千公里长的系绳放入太空，航天器是否能顺着它达到更高的高度并获得度？

This means that you can transfer energy from the tether and get a massive boost when released, more-or-less for free, equal to twice the tether's rotation velocity.

这意味着我们可以从系绳中获得能量并大大提升航天器的发射度，几乎不需要外部能量，航天器会获得约为系绳旋转度两倍的度。

The tether uncoils spinning the drum That powers a generator.

系绳展开时带动鼓轮旋转，从而驱动发电机。

But just to be careful, they decide now is the time to rope up.

但为了小心起见，他们决定现在是系绳的时候了。

Eleseus looked down the field: his father was furiously at work driving a tethering-peg into the ground; he seemed to find it a difficult matter, for all that the ground was soft enough.

Eleseus 低头看着田野：他的父亲正在疯狂地工作，将系绳钉钉入地；他似乎觉得这很困难，尽管地足够柔软。