protocambium是什么意思 protocambium在线中文翻译

protocambium

protocambium 双语例句

1. When the mature heart-shape embryo proceeds with the development that leads to the formation of the torpedo stage, the procuticle, meristematic tissue and protocambium have differentiated obviously.
   心形胚继续发育形成鱼雷期胚时，原表皮、基本分生组织和原形成层的分化已经比较明显。

protocambium [,prәutә'kæmbiәm]