The mountain biker adjusted his gears to climb the steep trail.

山地自行车手调整齿轮以攀爬陡峭的小路。

What are you talking about?!the biker says, disbelievingly. How could your little runt kill my Rottweiler?

你说什么!怀疑地说.你的小鬼怎么能杀我的罗特韦尔犬?

One piece spoke volumes: a biker jacket in washed silk gazar.

一骑车外套丝加萨尔。