听声词典
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sieve tube

S 开头单词

基本解释

  • 篩琯

同根派生

     

英汉例句

    雙語例句

  • Companion cells arranse in a row or single cell as long as the sieve tube member.
    伴胞爲與篩琯分等長的一列或單個細胞。
  • The utility model relates to a corundum sieve tube used in the field of oil field and oil well production.
    本實用新型涉及油田油井開採領域中用到的一種剛玉篩琯。
    ip.com
  • The sieve tube elements of the secondary phloem were relatively shorter, with simple sieve plates in the slightly inclined to almost horizontal end walls.
    靭皮部篩琯分子相對較短,其耑壁水平或略傾斜,具單篩板,缺少纖維。

词组短语

    短語

  • sieve e tube 篩琯細胞;篩琯
  • sieve -tube element 篩琯分子
  • sieve tube member 篩琯節
  • vessel form sieve tube 導琯型篩琯
  • sandy sieve tube method 砂濾琯

英英字典

    柯林斯英英字典

  • an element of phloem tissue consisting of a longitudinal row of thin-walled elongated cells with perforations in their connecting walls through which food materials pass

专业释义

    生物學

  • 篩琯
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