经济学人下载:产科医师凯瑟琳·哈姆林(1)

The two sides agreed to set up a commission to investigate claims...
双方同意组建一个委员会来调查那些索赔要求。

2.arrive at到达

As soon as you arrive at your destination, step out of the aircraft and reset your wristwatch.
你一到达目的地，就走出飞机并重新设置手表时间。

3.step off走下

I watched him step off the pavement, cross the street, and disappear into the post office.
我看见他走下人行道，过行街，进了邮局。