单词protoderm
n.: 原表皮层
网络: 原生表皮；初生分生组织有原皮组织；原始表皮层
原表皮层
Anther primordia are formed by early March, and composed of a protoderm and a central cell mass.
三月上旬，花药原体形成，由原始表层和中央细胞团组成。
Young anthers are composed of a protoderm and a central cell mass in early July.
七月上旬，幼花药，由原始表层和中央细胞团组成。
Cells of the procambium and ground meristem are more vacuolated than those of the protoderm.
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。
Anther primordia are composed of the protoderm and the central cell mass in late September.
十月下旬时花药原体可分为原始表层与中央细胞团。
Protoderm : Can you have other creatures speak?
能让其他生物说话么？