loose-coupled
形容词 adj.
英文释义
形容词 adj.
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Of older railway wagons, having a chain coupling between them, without the buffers on each wagon touching those of the next wagon when the train was in motion.
— It consists exclusively of loose-coupled open mineral wagons and a guard's brake van; owing to the isolation of the branch the last-named is equipped with a first aid box and a jack, to enable any emergency to be dealt with rapidly.
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数据来源: Wiktionary