His spacewalk attempt was kept secret until it happened.

在他的太空行走开始前，这直被作秘密保守着。

In what year was the first spacewalk completed?

第次太空行走是在哪年完成的？

In March of 1965, a Soviet cosmonaut took the first spacewalk.

1965年3月，联宇航员完成了第次太空行走。

Astronauts wear EVA suits when they go on a spacewalk!

宇航员在太空行走时穿着舱外航天服！

The two of them completed the first all-female spacewalk.

这两位航天员完成了首次女性太空行走。

Mike L.A., as he's known, is the second most experienced spacewalker in the world.

常称他Mike L.A.，全世界太空行走经验排第二的宇航员。

On occasion the crew's maintenance duties will require a spacewalk.

有时，机组员的维护工作需要进行太空行走工作。

Theirs was one of 234 space walks conducted on the most expensive manmade object.

他正在进行的是在这个最昂贵的造物体上的234次太空行走之。

Now, Bob, we know you've been busy training for an upcoming spacewalk.

鲍勃，我知道你直在忙着为即将到来的太空行走训练。

Can you tell us a little bit about what you'll be doing during that walk?

你能告诉我点关于你在太空行走中会做什么吗？

They're very, very helpful, particularly during the spacewalks.

它非常有用，特别是在太空行走时。

It's an awful lot like the same technology that is used for space walks.

这种科技与太空行走使用的 供氧技术十分相似。

This was just like the jet ski of the spacewalking world.

这就像太空行走世界中的喷气式滑艇。

The U.S. space agency said Williams performed five space walks during his time there.

该航天局称，威廉姆斯在太空作业期间，进行了五次太空行走。

And did you know astronauts spend hours training underwater to prepare for spacewalks?

你知道吗？宇航员会在水下训练数小时，以准备太空行走。

Then, they plan to one-up that feat by conducting the first commercial spacewalk.

然后，他计划进行首次商业太空行走，以超越这壮举。

That mission lasted 200 days, during which he conducted three spacewalks, totaling almost 20 hours.

那次任务持续了200天，在这期间他进行了3次总共约20小时的太空行走。

And NASA says it was the 256th spacewalk in support of the space station.

美国国家航空航天局表示，这是支持空间站的第二百五十六次太空行走。

It was the first walk in space by an all-female team.

这是第次全女性团队的太空行走。

More than 1,600 pounds of hardware, computers, spacewalk equipment.

1600磅的各种硬件，电脑，太空行走设备。