英语词汇flat back four怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	flat back four
释义	flat back four 简明释义（足球比赛中）四名防守员平行站位双语例句 1 The framework of the long-stroke pumping unit with compound crown sheave consists of a flat frame with four columns, two cantilever beams and two back legs. 复合天轮式长冲程抽油机主架由四柱扁框架、两个悬臂梁和两个后支腿组成。
随便看	Hemoglobin F Lodz Hemoglobin F-Lodz Hemoglobin F Malaysia Hemoglobin F-Malaysia Hemoglobin F Malta I Hemoglobin F-Malta I Hemoglobin F Marietta Hemoglobin F-Marietta Hemoglobin F-Melbourne Hemoglobin Fort Worth Hemoglobin F-Port Royal Hemoglobin F Port Royal hemoglobin-free Hemoglobin F-Shanghai Hemoglobin F Shanghai Hemoglobin F Texas I Hemoglobin F-Texas-I Hemoglobin G Georgia Hemoglobin G-Georgia Hemoglobin,Glycosylated Hemoglobin Gun Hill hemoglobin H hemoglobin H hemoglobin haptoglobin complex hemoglobin-haptoglobin complex

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