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

人称他Mike L.A.，全世界太空行走经验排名第二的宇航员。

Does NASA put any time in the schedule to give first time spacewalkers a minute to take it in?

美国宇航局是否在时间表中安排了任何时间让第次太空行走的人接受它？

And at this point, you know, you're a veteran spacewalker, so what is your favorite part about a spacewalk?

说到太空行走，你是个资深的太空漫步者，那么你最喜欢哪部分？

Mr. Isaacman emerged first from the hatch, joining a small elite group of spacewalkers who until now had included only professional astronauts from a dozen countries.

艾萨克曼首先从舱口出来，加入了个小型精英太空行走者群体，直到现在，这个群体只包括来自十几个国家的专业宇航员。