英语词汇“sap tie”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sap tie
释义	sap tie noun : a railroad crosstie having sapwood wider than one-fourth the width of the tie on the top at a point between 20 and 40 inches from the middle of the tie
随便看	handcar handcart hand cheese handclap handclasp hand composition hand compositor handcraft handcraftman handcraftsman handcuff handcuff hand cultivator h and d curve H and D curve hand-down hand down hand drill h and d speed h and d system handed handed handedly handedness handedness

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