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v.使成双轨
1、railway track───铁路轨道
2、on track───走上正轨；在正道上，未离题（或目标），正确
3、double track───双声道，双声轨（录音磁带）；[医]双声道，双声轨
4、time track───时间轨迹
5、track───vt.追踪；通过；循路而行；用纤拉；vi.追踪；走；留下足迹；n.轨道；足迹，踪迹；小道
6、bonus track───n.附赠曲目；附赠歌曲
7、track trace───寻迹
8、double───v.加倍；对折；n. (Double)（美）杜布勒（人名）；adv.双重地；重叠的；n.极相似的对应物；替身；供双人用的事物；双倍；（复数）双打（尤指网球）；（在同一赛季或年份两次获胜的）双料冠军；（棒球）二垒安打； (C)双精度浮点数；pron.双倍数（或量）；det.是……的两倍；adj.两倍的；成对的；（花）重瓣的；供两人用的；双重的
9、track meeting───n.田径运动会
1、The company specializes in the production of electric crane Crane (-beam), the double-track electric vehicles (car).───本公司专业从事生产起重机电动大车（端梁），双轨电动台车（小车）。
2、The following year, a second committee voted to add a high-speed railroad on a separate double-track.───第二年，委员会的新建议是在DuLi的双轨上增加一个高速铁路。
3、The analytic method and results in this paper has reference value to design and construction of box beams of double-track railways.───本文所采用的分析方法和结论对于双线铁路箱梁的设计与施工有一定的借鉴意义。
4、general project and construction design of North Shenmu - South Shenchi Double-track Railway Project shall be detailed.───详细地介绍了神（木北）朔（州）神木北至神池南段增建二线铺架标段的工程概况及总体施工组织方案。
5、Not only is the bridge equipped to handle four lanes of traffic; it also has a double-track railway.───这座桥不仅拥有四个行车道，还有一个双轨铁路。
6、To this end, it is necessary to widen the highway or the construction of double-track the transformation to resolve this contradiction.───为此，必须通过高速公路拓宽改造或修建复线来解决这一矛盾。
7、Having the same dimension, the influence of Van der Waals force on double- track magnetic head is smaller than wedge - type slide block's.───在相同尺寸的磁头中，双轨式磁头的范德华力小于楔型滑块的范德华力，而前者的承载力大于后者，双轨式磁头的范德华力对其承载性能影响较小。
8、The first recommendation of the committee in 1957 was that the existing double-track line should be expanded to a four-track line.───1957年委员会的第一个建议是把现有的双轨线路扩展成四条轨道并行的线路。
9、The double-track PTC Air-heating and +infrared lamp heating is characterized by quick temperature pick-up and evenness of temperature.───PTC风暖+红外线灯暖双重热源结合，温升更快、更均匀。
1、The double-track type external fixed bracket mainly comprises a power connecting rod with threads, a sliding connecting rod without threads, 4-6 sliding bodies and an ear-shaped body.
2、The double-track education model of Juris Master and Master of Laws fails to achieve the goal of the designer.
3、Master of Laws Thedouble-trackeducation model of Juris Master and Master of Laws fails to achieve the goal of the designer.
4、For the adventurous there is a double-track summer toboggan run, where you can race new found friends!