1.observe 观察
Olson also studies and observes the behaviour of babies.
奥尔森还研究并观察婴儿的行为 。
2.draw conclusion 下结论
Can you draw any conclusion from his report?
你能从他的报告中得出任何结论吗?
3.migrate 移动
People migrate to cities like Jakarta in search of work...
人们为找工作而迁移到雅加达这类城市里 。
4.be designed to 目的是
This project is designed to help landless people
这一项目旨在帮助那些没有土地的人 。