英语词汇“protoxylem”是什么意思，“protoxylem”的读音、用法及例句翻译-烛光网

词汇	protoxylem
释义	pro·to·xy·lem AHD[prō'tə-zīʹləm] D.J.[ˌprəʊtəˈzaɪləm]K.K.[ˌprotəˈzaɪləm]n.Botany（名词）【植物学】 The first formed xylem that differentiates from the procambium.原生木质部：最先形成的木质部，与原形成层不同
随便看	Painesville painful painful painfuller painfullest paining pain in the neck painkiller painless pains painstaking paint paint paintball paintbrush painted painted painted bunting painted cup Painted Desert painted finch painted lady painter painterly painters

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