A car backfiring, for instance, can set off an emotional response in a combat veteran if the loud noise becomes associated in his mind with a wartime experience.
比如，汽车爆胎会让退伍老兵产生情绪化的反应，只要他的脑子将这声巨响同战争中的某次经历联系在了一起。
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There's the canine unit and the equine unit and now police in car-congested Jakarta, where gridlock is legendary, have set up a new force to combat traffic jams — the in-line skate unit.
If you think of an exoskeleton like a car, the combat variant needs to be built to handle rugged terrain, yet it has to still be agile and light, and it needs to operate on its own power.