接穗的基部被切成斜形,暴露出椭圆形的大圈形成层.The base of scoin is cut diagonally to expose a large oval of cambium.原形成层和基本分生组织的细胞比原表皮层细胞更加液泡化.Cells of the procambium and ground meristem are more vacuolated than those of the protoderm.中柱包括从原形...

“形成层”的英语可以翻译为：cambium，cambia ...

“形成层”的拼音为：xíng chéng céng...