Avoiding obstacles on the ground, but also in the air.

不仅要避开地的障碍物，还得留意空中的。

The second stumbling block has been bad luck.

第二个障碍物可归结为接踵而来的霉运。

And check the width of the space as well as any possible obstruction.

检查距离够不够宽，以及路有没有障碍物。

Drivers on their way to the Polish capital of Warsaw on Wednesday morning found the road blocked by an unusual obstacle — tons of liquid chocolate that spilled onto the motorway.

周三午，司机在前往波兰首都华沙的路，道路被一个不寻常的障碍物堵住了——数吨液体巧克力洒落在高速公路。

But this kind of technology is finding it's way into wheelchairs that can climb stairs and canes that can give users advanced notice of obstacles and that's an example of how everyday accessibility could dramatically change lives worldwide.

但这种技术已经应用在能够爬台阶的轮椅及能够提前提示障碍物的盲人手杖，这让我看到，日常的事物可以让我的生活生翻天覆地的变化。

If an obstacle is detected, the stick warns the user by vibration.

如果检测到障碍物，棍子通过振动警告用户。

If we had a barrier they wouldn't be able to make that turn.

如果我有障碍物，他就不能转弯了。

That would allow him to access the money to build a wall or barrier without the approval of Congress even though Congress has the Constitutional control over how the government spends public money.

即使国会对政府如何使用公共资金有宪法规定的控制权，他也可以在没有国会批准的情况下动用这笔资金来修建隔离墙或障碍物。

And the wheels have artificialintelligence–they can sense obstructions and potholes in the road.

能识别障碍物和道路的坑洼。

With only one shoe, blurry vision and one eye to see out of, I used my remaining shoe as a guide to test the ground in front of me for any objects or snakes.

我只有一只鞋，视力很模糊，而且只有一只眼睛可以看到外面，我用剩下的那只鞋作为探测物，测试我前面的地面有没有什么障碍物或蛇。

Big dreams often have steep slopes and obstacles to traverse but once theirs got off the ground, despite the rope that repelled them.

大的梦想通常有陡峭的斜坡和障碍物，但是一旦他离开地面，尽管绳索击退了他。

And so, I designed an algorithm that could sort of use both of those cues to process a stream from a single camera and make a map of a 3D environment that it could then use to avoid obstacles.

所以, 我设计了一种算法，它可以利用这两种线索来处理来自单个相机的信号，并绘制出一个3D环境的地图，这样它就可以用来躲避障碍物。

What about short bursts to a location we can see with no obstacles in between?

那么短距离冲刺到一个就在眼前，路还没有障碍物的地方又如何呢？

And they can reach over 10,000 degree Celsius, exactly the sort of obstacle you'd want to avoid when flying a spacecraft into the sun.

而且它可以高达一万多摄氏度，完全就是驾驶宇宙飞船时会想要避开的障碍物 。

Scientists say the point of this was to test out the lander's ability to stay in the air and avoiding hitting any obstacles.

科学家称此举是为了测试着陆器在空中悬停和避免撞击障碍物的能力。

So, once you clip it on to any white cane it works perfectly to detect the obstacles in front of you, and it relies on echo-location.

所以，一旦你把它夹在任何一根盲杖，它就能完全探测到你面前的障碍物，它依赖于回声定位。

Farmers plant these barriers around their fields.

农民在农田周围种这些障碍物。

Now, he thought, I must think about the drag.

在，他想，我该考虑考虑那在水里拖着的障碍物了。

This process - much like water flowing down a stream - acts differently on obstacles depending on how streamlined they are.

漩涡脱落——很像水流顺着溪流流下——障碍物的流线型不同，其对障碍物的作用也不就不同。

In a separate statement issued on Tuesday night, Xiaomi said its SU7 standard version has collision warning and emergency braking, but currently does not respond to obstacles such as cones, stones and animals.

小米在周二晚间布的另一份声明中表示，其SU7标准版具有碰撞预警和紧急制动功能，但目前目前无法识别锥形物、石块和动物等障碍物。