1.sent out 发送

例句:Everything he dictated was signed and sent out the same day.
他口授的所有内容都签上名并在同一天寄出了。

2.car crash 车祸

例句:His elder son was killed in a car crash a few years ago.
他的长子几年前死于车祸。

3.mental health 心理健康

例句:Poor housing and family stress can affect both physical and mental health.
住房条件差、家庭压力大会影响身心两方面的健康。

4.set up 建立

例句: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。