大動脈
Meanings
1
aorta
Anatomical term for the main artery carrying blood from the heart.
The aorta is a large blood vessel that carries blood from the heart to the whole body.
2
main artery; vital route
Figurative use for a crucial transportation or communication route, like a major highway or rail line.
This expressway is a vital artery of Japan's economy.
Usage patterns
- 〈場所〉の大動脈the main artery/lifeline of a place (transportation, communication, etc.)
The Shinkansen is Japan's main artery.
- 大動脈が破裂するfor the aorta to rupture
His aorta ruptured and he underwent emergency surgery.
- 大動脈を切開するto make an incision in the aorta (during surgery)
During the operation, they made an incision in the aorta and attached an artificial vessel.