His spacewalk attempt was kept secret until it happened.

在他的走开始前，这一直被当作秘密保守着。

In what year was the first spacewalk completed?

第一次走是在哪一年完成的？

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

1965年3月，一名苏联宇航员完成了第一次走。

Astronauts wear EVA suits when they go on a spacewalk!

宇航员在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走。

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

有时，机组人员的维护工作需要进走工作。

Which of these astronauts participated in NASA's longest spacewalk?

哪位宇航员参与了美国宇航局距离最长的漫步？

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

鲍勃，我们知道你一直在忙着为即将到来的走训练。

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

它们非常有用，特别是在走时。

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

这就像走世界中的喷气式滑艇。

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，以准备走。

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

然后，他们计划进首次商业走，以超越这一壮举。

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

那次任务持续了200天，在这期间他进了3次总共约20小时的走。

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

美国国家航航天局表示，这是支持间站的第二百五十六次走。

Since then, she has left the space station and completed " spacewalks" six times.

此后，她离开间站，完成了6次" 漫步" 。

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

1600磅的各种硬件，电脑，走设备。

Conducting spacewalks is dangerous, and astronauts work in pairs, tethered to the spacecraft for safety.

漫步很危险，所以宇航员会组队进，就算这样也要通过绳索与宇宙飞船相连，以保证安全。

Meir was part of the first all-female spacewalk in history.

梅尔曾参与历史上第一次全部由女性进的走项目。

Less than three months later, astronaut Ed White made America's first spacewalk.

不到三个月后，宇航员艾德·怀特完成了美国的首次走。

Chinese astronauts have completed the first spacewalk outside of the country's new space station.

中国宇航员完成了在本国新间站外的首次走。