英语词汇“sieve tube”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	sieve tube
释义	sieve tube noun : a tube consisting of an end to end series of thin-walled living cells characteristic of the phloem, having no nucleus when mature, and believed to function chiefly in translocation of organic solutes — compare companion cell, sieve cell, sieve plate
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