We are launching 5000 model rockets to break a Guinness World Record.

我们正在发射五千枚火箭模型，以打破吉尼斯世界纪录。

Now we still need conventional rockets to escape Earth's gravity.

现在我们仍然需要传统的火箭来逃离地球的重力。

This is the principle that allows rockets to launch, or jellyfish to swim!

这个原理指导了火箭的发射，也解释了水母的游动方式！

He experimented with small rockets to see how high and how far they could travel.

他用小型火箭做实验，看它们飞的高度和距离。

He sat down in his chair, tied 47 rockets to it, and then lit them.

他坐在椅子上，椅子上绑着47枚火箭，然后点燃火箭。

Headquartered in Edinburgh, Skyrora manufactures rockets to support small satellite manufacturers looking to access space.

Skyrora 公司总部位于爱丁堡，生产火箭以支持希望进入太空的小型卫星制造商。

During the skirmishes both sides used heavy machine gunfire and rockets to target each other.

双方在冲突中都使用了重型机枪进行射击，并用火箭弹互相瞄准。

Over these 25 years, there will only be 12 transfer windows to send rockets to Mars.

在这 25 年里，向火星发射火箭的转移窗口只有 12 个。

The first craft sent to a new asteroid would need rockets to slow down at its destination.

送往小行星的第一艘飞船将需要火箭以使其减速到达目的地。

It needed a powerful rocket to get off the ground.

这需要十分强劲的火箭才能脱离地球表面。

A gadget as small as a smartphone now has more processing power than rockets to the Moon once had.

像智能手机一样小的设备现在拥有的处理能力超过了登月火箭曾经拥有的能力。

Is it time to catch a rocket to the Red Planet?

是抓住一枚火箭到这颗红色星球的时候了?

The first rocket to reach space was made in what country?

第一枚进入太空的火箭是在哪个国家制造的？

SpaceX had not launched anything, or fired a rocket to anywhere.

SpaceX还没有发射过任何火箭。

A book carried aboard a SpaceX rocket to the International Space Station.

她载着SpaceX火箭将这本书带到了国际空间站。

They're the first small rocket, really small rocket to come here.

他们是第一个来这里的小型火箭，真正的小型火箭。

The samples would be loaded onto the rocket to be transported to Earth.

样本将被装载到火箭上，然后运往地球。

China has launched a Long March-7A rocket to place two satellites in space.

中国发射了一枚长征七号 A 运载火箭，将两颗卫星送入太空。

And NASA used a plane and a Pegasus rocket to launch a satellite.

美国国家航空和宇宙航行局利用一架飞机和一枚飞马火箭发射了一枚卫星。

China launched a Long March-4C rocket to place a new satellite in space Wednesday.

周三，我国发射了长征四号丙运载火箭，将一颗新卫星送入太空。