英语词汇“heart 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	heart tie
释义	heart tie noun : a railroad crosstie with sapwood one fourth or less the width of the tie at the top measured at a point 20 inches to 40 inches from the middle of the tie
随便看	petrolic petroliferous petrolific petrolithic petrolization petrolize petrologic petrological petrologically petrologist petrology petrols petromyzon petromyzonidae petromyzont petromyzontes petromyzontidae petromyzontoid petronel petronella petronian petrophilous petropolitics petrosa petrosal

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