septum
septum[ˈsɛptəm](pl. septa -tə)- (chiefly Anatomy & Biology)a partition separating two chambers, such as that between the nostrils or the chambers of the heart
(主剖,主生)隔片,隔膜,中隔
语源- mid 17th cent.: from Latin septum, from sepire enclose, from sepes hedge
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