back off与back up 与back down的区别?

来源：学生作业帮编辑：拍题作业网作业帮分类：综合作业时间：2024/05/02 04:54:58

back off与back up 与back down的区别?
额,在电子词典上,都有后退之意.在字典上好像又不是那么回事!额,这三者有啥区别呢?还是可互换?请举例说明一下,好不?我英语很差额、、需要详细一下哈,各自的经常用的意思都告诉我吧

ack off 为了避开而后退.后退；软化；减轻；卸下Do you always back off?你总是退避三舍吗?Listen to your body and back off when you begin to feel pain.倾听你的身体,当你感觉开始疼痛的时候及时后退一步.back up 倒退,没有避开的意思 v. 支持,援助；（资料）备份；倒退
You should back up your data often.
你应该经常备份你的数据.back down 放弃；让步

back off与back up 与back down的区别? back down与give up的区别 back away back off back down 区别 hold up与hold back的区别 come back 与go back 的区别 be back与come back的区别 back up和back off turn down/away/off/back的意思和区别 TAKE DOWN ,TAKE OFF ,TAKE OUT ,TAKE BACK的区别 been back 与come back区别 come back与go back区别 go back to 与get back to的区别