She could never find the point in her speech, just keep yakking on.

她说话永远都找不到重点，只是喋喋不休地说个不停。

Yaks are the animals with unique Tibetan characteristics.

牦牛正是独具西藏特色的动物。

The boy is as strong as a yak.

这个小伙像牦牛一样壮实。

A yak with its back turned.

一头牦牛把它的背转了过来。

I shouted at the yak, but he didn't move.

我冲着那头牦牛喊叫，它却纹丝不动。

Could they go without new yak feather boat?

但是没有新船能不能去呢？

Yak conveyance from Lhas to Yaan was only once a year.

从拉萨到雅安的牦牛运输，一年只能往返一次。

Note: Avoid wearing the Yak Trax indoors or on roads without snow.

注意：在室内或无雪的道路上应避免穿着Yak Trax。