Mountaineering
爬山

Have you decided where to go for the vacation?
你决定假期去哪里了吗？
I will join John in his mountaineering trip.
我将和约翰一起爬山。
Woo cool. Which mountain are you going to conquer?
喔，太酷了。你们将要征服哪一座山呢？

We haven't made up our minds. Will you come with us?
我们还没有决定。你也来吗？
Of course, I will.
当然，我会的。