详细解释:n. 中庭, 心房
【医】 房, 前房
词型变化：
形容词:atrial名词复数:atria英语解释：
名词 atrium:
any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)the central area in a building; open to the sky例句：
Either of two large veins that drain blood from the upper body and from the lower body and empty into the right atrium of the heart.腔静脉把血从身体的上部和下部抽光然后流入心脏的右心房的两支大静脉之一