double back

英 [ˈdʌbl bæk]

美 [ˈdʌbl bæk]

原路返回

柯林斯词典

• PHRASAL VERB 原路返回
  If youdouble backyou 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。

英英释义

verb

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

双语例句

• 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。
• 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。
• 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。
• 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。
• 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。
• 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》）
• 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。
• 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。
• 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。
• 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