牵引汽车是指专门用于牵引挂车或半挂车的汽车。通常无载货车厢，轴距较短，有两根驱动轴。
水陆两用牵引汽车 AMTRAC
全挂车牵引汽车 trailer towing vehicle
汽车牵引 motor traction
汽车牵引炮兵 truck-drawn artillery
牵引式公共汽车 trailer bus
汽车牵引的 motor drawn ; truck drawn
中型、重型汽车牵引机 traction machine
汽车牵引车 breakdown lorry
汽车牵引性能试验方法 Test method
在他身后，一长串汽车和公交车都在慢慢移动，像极了他在用一根无形的铁链，牵引着整个车流往前。
When the horns began to sound, he rose from his seat and pedalled; behind him, a long line of cars and buses moved, as if he were pulling the traffic along with an invisible chain.
首先来看汽车的牵引系统。
Start with what is known about the vehicle's traction system.
汽车急救线、照明灯、轮胎打气泵和一袋子的沙土或者猫砂（增加牵引力）。
booster cables, flares, tire pump, and a bag of sand or cat litter (for traction);
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