1. 静脉窦：venous shunt 静脉分流 | venous sinus 静脉窦 | venous stasis 静脉停滞

2. 静脉窦,静脉窦：venous return volume == 静脉回流量 | venous sinus == 静脉窦,静脉窦 | venous sinus defect == 静脉窦缺损,静脉窦缺损

noun

1. a wide channel containing blood
does not have the coating of an ordinary blood vessel

Synonym: sinus