vein
名词 vein:
a blood vessel that carries blood from the capillaries toward the heart
同义词:vena, venous blood vessel
a distinctive style or manner
any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ
同义词:nervure
a layer of ore between layers of rock
同义词:mineral vein
one of the horny ribs that stiffen and support the wing of an insect
同义词:nervure
动词 vein:
make a veinlike pattern