（汽车安全带的）惯性卷筒a round device that one end of a car seat belt is wound around so that it will move freely unless it is pulled suddenly, for example in an accident
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惯性卷筒
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惯性卷筒
20080902石油技术说明书EC - 译员进阶-翻译论坛 ... over water work 水上作业 inertia reel惯性卷筒 unhook 脱钩 动词 ...