Russian officials said the unmanned vehicle went down after making a sharp movement.

俄罗斯官员表示，这架无人机在剧烈移动后坠落。

An unmanned vehicle found a creature, but not the one it was looking for.

一辆无人驾驶汽车探测到一个生物，但不是原本计划要搜寻的目标。

This means they were sent from unmanned subsea vehicles that were operated on land.

也就是说它们先是由无人潜艇发射，后由陆地上的人操作完成的。

Over the years, explorers have sent other unmanned vehicles into parts of the ship.

多年来，探险者已经将其他无人驾驶飞行器送入飞船的部分区域。

The special group would be trained to follow and bring down future unmanned flying vehicles.

该特别部队将接受训练，以追踪和击落未来入侵韩国领空的无人驾驶飞行器。

The failure to track and shoot down the drones shows how effective small, unmanned vehicles can be.

未能成功追踪和击落无人机的事实表明了小型无人机的有效性。

The explosion was so tremendous because the unmanned vehicle was carrying enough fuel to get it to the International Space Station.

爆炸非常壮观，因为这艘无人火箭搭载着飞到国际空间站大量的燃料。

UAV is unmanned vehicles, ie drones. MTCR?

UAV即无人驾驶交通工具，即无人机。 MTCR？

The unmanned vehicle is operated " remotely, " from a distance.

无人驾驶车辆是从远处“远程”操作的。

On March 27, 2014, Facebook bought a company specialising in high altitude unmanned aerial vehicles.

2014年3月27日，Facebook收购了一家专门从事高空无人机的公司。

For years, the United States has led the global drone market. It is known to use UAV, or unmanned aerial vehicle, strikes against foreign targets.

多年来，美国一直在全球无人机市场中处于主导地位。众所周知，美国使用无人机袭击外国目标。

But the incident raised security concerns about the presence of drones, and potentially vulnerable areas just as the use of unmanned aerial vehicles was taking off.

但这起事件引发了人们对无人机和潜在易受攻击地区的安全担忧，当时无人机的使用正在兴起。

But the incident raised concerns about the security challenges of drones and potentially vulnerable areas as the use of these unmanned aerial vehicles was just taking off.

但这一事件引发了人们对无人机安全性担忧，那时无人机的使用刚刚起步。

Others questioned the value of expensive aircraft carriers and wonder if that money could be spent better elsewhere, like on so-called unmanned combat air vehicles, aka drones.

其他人则质疑造价高昂的航空母舰并且怀疑这些钱可以花在如无人机等更好的地方。

An American Reaper drone was struck by a Russian fighter jet over international waters in the Black Sea, causing the Americans to down their unmanned aerial vehicle.

一架美国“死神”无人机在黑海国际水域上空被一架俄罗斯战斗机击中，导致美方使他们的无人机坠落水中。

In a separate development, new students at the Stevens Institute of Technology have already started on the next project. It is an unmanned flying vehicle they are calling Perseus III.

另一方面，史蒂文斯理工学院新生们已经开始进行下一个项目，就是名为柏修斯3号的无人飞行器。

Last year, the Wave Glider broke the Guinness World Record for the longest journey by an unmanned surface vehicle when it travelled non-stop from the U.S. Pacific coast to Australia.

去年, Wave Glider凭借从美国太平洋海岸到澳大利亚不间断的旅行打破了无人机器最长旅程的吉尼斯世界纪录。

In a recent three-way tie-up, Optomec worked with Aurora Flight Sciences, an American producer of unmanned aerial vehicles, and Stratasys, a 3D-printing company based in Minneapolis, to make a smart wing for a small drone.

在最近一个三方合作中，Optomec公司与极光飞行科学公司-一家制造无人空中飞行器的美国公司，以及Stratasys公司-一家位于明尼阿波里斯市的3D打印公司，合力为小型无人机打造智能机翼。

From those torpedo tubes, you can also launch unmanned underwater vehicles, drones, becoming more of a focus in this Navy, and some submarines like this equipped to send out SEAL team delivery vehicles as well.

从鱼雷发射管，你还可以发射无人水下飞行器，无人机，越来越多的关注于这个海军，以及一些潜艇，比如这个装备，也可以派出海豹突击队的运载工具。

However, in the mid-2000s the USS Jimmy Carter was modified to support clandestine operations, adding an extra one hundred foot section of hull to support the launching and recovery of unmanned vehicles and up to 50 SEALS.

然而，2005年前后吉米卡特号潜艇被改装以支持秘密行动，艇体额外扩充了一百英尺，以支持无人驾驶装置和多达50个鱼雷的发射和回收。