hydraction这个单词是什么意思？

专业用语 请看形容词形式：

Hydractive - Hydropneumatic is a type of automotive suspension system, invented by Citroën, and fitted to Citroën cars, as well as being adapted
水面-油气是一种汽车悬架系统，雪铁龙发明的，装在雪铁龙汽车上

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