英语词汇“spiral grain”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	spiral grain
释义	spiral grain noun : a spiral or winding instead of the usual vertical arrangement in the vessels and other elements in the wood from a twisted tree
随便看	pericon pericones pericopae pericopal pericope pericopes pericopic pericrane pericrania pericranial pericranium pericraniums Pericu periculous pericus pericycle pericycles pericyclic pericyclone pericyclonic pericynthion pericynthions pericystia pericystium pericytial

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spiral grain