单词 | 铁路支线 |
释义 | 〔jerkwater〕From jerkwater [a branch-line train, so called because its small boiler had to be refilled often, requiring train crews to "jerk" or draw water from streams] 源自 jerkwater [铁路支线,之所以这样称呼是因为火车的小汽缸需要经常加水,要求火车乘务员供水或从河中抽水添入汽缸] |
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