Plural of atrium in architecture: central open or skylit halls

• Large interior spaces into which surrounding rooms or levels open

建筑学中 atrium 的复数：建筑中央的开敞或采光大厅

• 周围房间或楼层向其开口的较大内空间

Plural of atrium in anatomy: the heart’s upper chambers

• Chambers that receive venous blood and pass it to ventricles

解剖学中 atrium 的复数：心脏的上部腔室（心房）

• 接收静脉血并将其送入心室

Plural of atrium in biology: small cavities or chambers

• Includes cavities in structures like pollen apertures

生物学中 atrium 的复数：小型腔隙或腔室

• 包括如花粉孔等结构内的腔隙