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单词 switchback
释义

WordReference Random House Unabridged Dictionary of American English © 2024
switch•back  (swich′bak′),USA pronunciation n. 
  1. Transporta highway, as in a mountainous area, having many hairpin curves.
  2. Rail Transporta zigzag track arrangement for climbing a steep grade.
  3. British TermsSee roller coaster. 

v.i. 
  1. Rail Transport, Transport(of a road, railroad track, etc.) to progress through a series of hairpin curves;
    zigzag:The road switchbacks up the mountain.
  • switch + back2 1860–65, American.

Collins Concise English Dictionary © HarperCollins Publishers::
switchback /ˈswɪtʃˌbæk/ n
  1. a mountain road, railway, or track which rises and falls sharply many times or a sharp rise and fall on such a road, railway, or track
  2. another word (esp Brit) for big dipper
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更新时间：2025/7/23 9:59:24