基本解释n.[植]管状中柱同根派生 siphonostele相关词英汉例句amphicribral siphonostele 双韧管状中柱cladosiphonic siphonostele 具枝隙的管状中柱amphihloic siphonostele [医] 双韧管状中柱ectophloic siphonostele 外韧管状中柱amphiphloic siphonostele 双韧管状中柱siphonostele更多例句