trainset
词形变化
trainsets
复数
trainsets
别名
train set
释义与例句
n.
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1.
A locomotive and carriages coupled together to form a unified set of equipment.
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2.
a self-propelled electric or diesel multiple unit, consisting of a fixed number of permanently coupled passenger vehicles.
词汇关系
词源
From train + set.
来源:wiktionary