cardinal veins

常见例句

Persistent left posterior cardinal vein
左後主靜脈續存
There is a vein of melancholy in his character.
他的性格中有少許憂鬱的氣質。
North, south, east, and west are the four cardinal points of the compass.
東、西、南、北是羅磐上的四個方位基點。
She is wearing a cardinal sweater today.
今天她穿了件鮮紅的毛衣。
The cardinal number equal to1015.
十的十五次冪基數等於1015。
She helps her mother when she is in the vein.
她在心情好的時候會幫她媽媽的忙。