double back

1. PHRASAL VERB 原路返回
   If you double back you go back in the direction that you came from.
   1. We drove past it and had to double back.
      我们开过了，不得不原路返回。

1. We drove past it and had to double back.
   我们开过了，不得不原路返回。
2. Mountains multiply, streams double back I doubt there's even a road;| willows cluster darkly, blossoms shine another village ahead!
   山重水复疑无路，柳暗花明又一村。（陆游《游山西村》）
3. Certainly, all three operators the single, double, and back quotation marks serve a valid purpose, but like exceptions in English, memorizing and mastering the variations can be maddening.
   当然，这三种操作符（单引号、双引号和反撇号）都有合法的用途，但是与英语中的例外一样，记住和掌握这些细微差异很令人头疼。
4. To flip between the current bookmark and the previous one, you can use the double back tick (``) command sequence.
   可以使用双反撇号（``）命令在当前书签和前一个书签之间切换。
5. Upgrading of the Air Extraction System of Double Back Pressure Condenser and Benefits Analysis
   双背压凝汽器抽空气系统的改造及效益分析
6. When you get to the roundabout, you need to double back on yourself.
   到达环形交叉路口时你要循原路折回。
7. It is been the first double back flip in a wheelchair, it's being called that.
   这是他在轮椅上第一次做出双后空翻。
8. At present heat rate calculate of the double back pressure turbine is according to single back pressure turbine, which brings deviation of heat rate calculate.
   目前双背压汽轮机是按单背压汽轮机来进行热耗率计算的，由此带来热耗率计算的偏差。
9. Otherwise I'll have to double back.
   不然，我还得再回来拿车。
10. He told me to double back the sheet of paper and tear it in half.
    他叫我把纸对折起来撕成两半。
11. Whether you need to double back and revisit some old code, write some more test cases, or even delay a deadline& do it.
    不管是否需要你回顾还是重新查看一些旧代码，都要多写一些测试用例，甚至推迟截止日期也要这么做。
12. I'm certainly not gonna double back and change my report.
    肯定不会跑回去改自己的报告。
13. The18-year-old was determined to do a double back flip in his wheelchair, and he did it.
    这名18岁的女男子决心在轮椅上进行两次后空翻，他确实做到了。
14. The teacher told Tom to double back the sheet and tear it in half.
    老师告诉汤姆把床单撕成两半。
15. Wenger would bring the Double back to Highbury in2002, and many pundits believe his brand of exciting attacking football could lead to an era of domination for Arsenal.
    2002年，温格再度为海布里带来双冠王，而许多足球界的专家都相信，他所倡导的赏心悦目的攻势足球会在英超赛场成就阿森纳王朝。
16. Take off in one direction, double back in his old footprints.
    从一个方向走，但另一边有他以前留下的脚印。
17. The mother told her three-year-old daughter to double back the sheet of paper and tear it in half.
    妈妈叫3岁的女儿把那张纸对叠撕开。
18. Modern Men's Basketball "Double Back" with the Offensive Line-up Features Analysis and Research
    现代男子篮球双后卫阵容配备进攻特征的分析与研究
19. The roads leading to the most beautiful places always twist and turn and double back on themselves.
    通往最美丽的地方的路总是曲曲折折而且有时候不得不返回起点。
20. Add a fixed roll based on the single back rest system, forming a double back rest system, then analysis.
    并在此单后梁系统基础上，加设一固定后梁，组成双后梁系统，对其进行分析计算。
21. The road ahead was flooded so we had to double back.
    前面的路已遭水淹，我们只好原路折回。
22. On basis of the analysis to the double feeding back velocity regulation principle, bi-variant AC-AC transducer serves as three-phase power supply to design a double feeding back velocity regulation system, and which is made experimental analysis.
    在分析双馈调速原理的基础上，引入双变量交-交变频器作为转子三相电源，设计一双馈调速系统，并进行了实验分析。
23. Kinematic and Kinetic Features of the Throwing Part of Double Back Layout to Stand with Knee Throwing in Triples
    女子3人双膝抛直体后空翻两周下抛起动作的动力学和运动学特征
24. Study to Double Feeding Back Velocity Regulation System Based on Bi-Variant AC-AC Transducer
    基于双变量交-交变频器的双馈调速系统的研究
25. Trial Exploration on Double Handed Back Grip in the Attacking Tactics of Tennis
    试论网球进攻战术中的双手反拍
26. This article, by using the kinematical and dynamical means, studies and analysed the exercise of "Hand Throw Push and Double Back Off With Body Bent".
    本文用运动学和动力学同步测试手段对手推抛后空翻屈体两周下动作进行了研究与分析。
27. A Study of the Skills for Linking a Double Back Salto Stretched with a Quick Back Salto or a Flic-Flac in Men's Tumbling
    男子直体后空翻两周接快速后空翻与接后手翻连接技术的研究
28. So this paper put forword a new type axial compliant mechanism scroll compressor, this compressor has two double temper back pressure chamber.
    由此提出了一种新型轴向柔性涡旋压缩机结构，此结构具有能够进行双调节的两个背压室。
29. Biomechanical Study on the Hand Throw Push and Double Back off with Body Bent
    手推抛后空翻屈体两周下的生物力学研究

verb

1. retrace one's course
   1. The hikers got into a storm and had to turn back

   Synonym:    backtrackturn back