英语词汇“pull back arm”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	pull back arm
释义	pull back arm n.回拉杆
随便看	beam-slab structure beam-slab system beam slenderness radio beam sling beam socket beam soffit beams of light beam solid angle beamsome beams-on beam source beam sourse beamspace beam spacing beam span beam specification beam spectrometer beam spectroscopy beam spectrum beam splice beam split camera beam spliter beamsplitter beam splitter beam splitter coating

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