| 释义 | 
		switch·back AHD[swĭchʹbăk'] D.J.[ˈswɪtʃˌbæk]K.K.[ˈswɪtʃˌbæk]n.(名词)  switchback- A road, trail, or railroad track that ascends a steep incline in a zigzag course.之字爬坡路线:呈之字形沿着陡峭的坡上升的道路、轨道或铁道
 
 - A sharp bend in a road or trail ascending a steep incline.急转弯:道路或轨道在上陡坡时的急转弯
 
 - Chiefly British A roller coaster.【多用于英国】  翻滚过山车
 
 
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