Einstenium

Dogs make great pets, but don't leave them alone with small children.

狗是最好的宠物，但不要让狗和小孩子单独在一起。

He has gone to America.

他去了美国。[表示结果持续至今]

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。