midrib forking中肋分叉
midrib bund中脉维管束
midrib plane中脊面
brown midrib中脉;色中脉
bainitic midrib贝氏体中脊
Midrib Conspicuous中脉显眼
white midrib白色中脉
midrib angle悬挂角
midrib of comb巢脾中心隔断
同义词：midvein
N（名词） the main vein of a leaf, running down the centre of the blade 叶中脉