名词叶脉，翅脉

1. 交叉侧肋：nerve 交叉侧肋 | nervure 交叉侧肋 | nest of sieves 一套筛子

2. 叶脉：nervous 神经紧张的 | nervure 叶脉 | nervy 有勇气的

3. 翅脉 交叉侧肋：nervuration 脉序 | nervure 翅脉 交叉侧肋 | nervusaccessorius 副神经

noun

1. one of the horny ribs that stiffen and support the wing of an insect

Synonym: vein

2. any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ

Synonym: vein