1.back off 后退
例句:Back off,Mom, I'm old enough to make my own decisions!
你别管,妈妈,我已经能够自己作决定了!
2.at least 至少;最低限度
例句:Try to eat at least four slices of bread a day.
每天尽量至少吃4片面包 。
3.work with 与…在一起干;从事…工作
例句:The school has won awards for its pioneering work with the community.
这所学校因其针对该社区具有开创性的工作而获奖 。
4.respond to 响应;回答
例句:Some cases of arthritis respond to a gluten-free diet.
无麸质饮食对一些关节炎患者有疗效 。