Through empirical observation

through [θru]

prep. 通过，穿过;经由;透过;凭借; adv. 从头到尾;彻底;自始至终; adj. （电话）接通;通话完毕;有洞的;直达的;

empirical [ɪm'pɪrɪkl]

adj. 凭经验的;经验主义的;以观察或实验为依据的;

peri, piri 表穿过,通过,尝试#词根助记：em=(im在……中)+piri=在尝试中=经验主义

observation [,ɑbzɚ'veʃən]

n. 观察;观察力;评论;观察所得;

ob加强动作+serv服务，保持+ation名词后缀 → 观察

What is it?

是什么主意？

First try, and then trust.

试了才能相信。

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。