音標發(fā)音英式音標 [?sw?t?.b?k]美式音標 [?sw?t?.b?k]英式發(fā)音 美式發(fā)音 基本解釋n.在Z形路軌曏原來的方曏返駛；之字形路線；[英]雲霄飛車；改變角度同根派生 switchback相關詞英漢例句用作名詞 (n.)The road started to turn in bends and switchback.公路變成了那種“之”字形的磐山路。switchback更多例句英英字典劍橋英英字典 a path, road, or railway that forms very sharp bends from one direction to almost the opposite direction as it goes up and down steep slopesswitchback劍橋字典switchback柯林斯字典