Tree surgeon

tree [tri]

n. 树;木料;树状图;宗谱; vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;

surgeon ['sɝdʒən]

n. 外科医生;[军]军医;

Yes. I'll hold. He's checking. You do?

好， 我会等。他正在查。真的有了？

A bear growls.

熊在吼叫。

The only way that they can preserve their history is to recount it as sagas -- legends handed down from one generation of another.These legends are useful because they can tell us something about migrations of people who lived long ago, but none could wri

他们保存历史的唯一办法是将历史当作传说讲述，由讲述人一代接一代地将史实描述为传奇故事口传下来。