We have a moral obligation to protect the environment.

　　我們有道義責(zé)任保護(hù)環(huán)境。

　　You must take all reasonable precautions to protect yourself and your family.

　　你必須采取一切合理的預(yù)防措施，保護(hù)自己和家人。

　　Protect your child from direct sunlight by using a sunscreen.

　　給孩子搽點防曬霜以防日光直接照射。

　　He told the police he didn't know her, to protect her good name.

　　為了維護(hù)她的好名聲，他對警察說他不認(rèn)識她。

　　There is widespread concern that new houses will be built on protected land.

　　人們普遍對在保護(hù)區(qū)修建新的房屋感到憂慮。