back up

back up是什么意思英语

back up意思介绍如下：英/bæk ʌp/。美/bæk ʌp/。证实（某种说法），证明某事;支持;备份（文件）;将...付诸实施;（车辆）堵塞，排起长龙;倒行，后退;（马桶、洗涤槽等）堵塞。She invoked several eminent scholars to back up her argument. 她援引了几位赫赫有名的学者来支持她的论点。Banks Back up System Innovation in Small and Medium Enterprises .银行支持中小企业的制度创新。You can back up another two feet or so. 你可以再退两英尺左右。That sort of attitude really gets my back up! 那种态度实在叫我恼火！Some food labelling practices really get my back up. 有些食物标签的贴法实在让我生气。I'm not coming back up here. Never, for love nor money. 我不打算再回这里了，绝对不回了。

back up 的意思？

PPT最后一页写“back up“是往后退的意思，back up的意思有：支持，协防，补防，堵塞，复制，往后退。back up1、Radio signals received from the galaxy's centre back up the black hole theory 从该星系中心收到的无线电信号证实了黑洞理论。2、Make a point of backing up your files at regular intervals 一定要定期备份文件。3、The Secretary General says the declaration must now be backed up by concrete and effective actions 秘书长说现在必须将宣言付诸具体有效的行动。4、His employers, Norfolk social services, backed him up. 他的雇主——诺福克社会服务中心给予了他支持。5、The girl denied being there, and the man backed her up. 女孩否认在场，那名男子证实了她的话。6、Back up, Hans 倒车，汉斯。7、Traffic into London on the M11 was backed up for several miles. 进入伦敦的车辆在11号高速公路上堵了好几英里。8、I backed up carefully until I felt the wall against my back 我小心翼翼地后退，直到感觉后背碰到了墙壁。9、I get so annoyed when I lose work because I've forgotten to back it up. 当我因为忘了备份把完成的工作弄丢时，真是懊恼极了。10、It is time the Government backed up its advert campaigns with tougher measures. 是政府采取更严厉的措施来兑现其宣传承诺的时候了。