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

们通常称他Mike L.A.，全世界太空行走经验名第二宇航员。

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何时间让第次太空行走受它？

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专业宇航员。