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- Franceia ovalisn. 披刺藻
- The limbus of the fossa ovalis represents the edge of the septum secundum fused with the septum primum. 出生后，肺循环开始，左心房压力增大，致使两个隔膜紧密相贴并逐渐愈合，卵圆孔封闭，左、右心房完全分隔。
- Fossa Ovalis -- Oval depression in the wall of the heart remaining when the foramen ovale closes at birth (See patent foramen ovale). 卵窝：胚胎发育时原先的卵形孔关闭后在心房隔膜上留下的卵形小坑遗迹。
- The density and biomass of phytoplankton vary distinctly in diurnal and vertical dynamics mainly because of flagellate, such as C. ovalis. 浮游植物数量和生物量存在着明显的周日和垂直变化。
- Either of two deciduous trees(Carya glabra or C. ovalis) of the eastern United States,having pinnately compound leaves,male flowers grouped in catkins,and nuts with somewhat bitter kernels. 光滑山核桃树美国东部的两种落叶树的一种（山核桃属光滑山核桃或山核桃属甜山核桃），长有羽状的复叶、以柔苇花序聚集的雄花和核略有苦味的果实。
- Dolgoma ovalis sp. nov.n. 圆朵苔蛾;新种
- Either of two deciduous trees(Carya glabra or C. ovalis) of the eastern United States, having pinnately compound leaves, male flowers grouped in catkins, and nuts with somewhat bitter kernels. 光滑山核桃树美国东部的两种落叶树的一种（山核桃属光滑山核桃或山核桃属甜山核桃），长有羽状的复叶、以柔苇花序聚集的雄花和核略有苦味的果实
- Atrial septal defect of fossa ovalis 卵圆窝性房间隔缺损
- laminae cribriformis fossae ovalis [医] 卵圆状筛状板
- Trachelomonas pulcherrima var. ovalisn. 极美囊裸藻椭圆变种
- Trachelomonas lacustris var. ovalisn. 湖生囊裸藻椭圆变种
- Diploneis ovalis var. oblongellan. 阔椭圆双壁藻长形变种
- Franceia tuberculatan. 具小瘤披刺藻
- Franceian. 披刺藻属(卵胞藻科)
- plexus venosus foraminis ovalis 卵圆孔静脉丛
- Gyropus ovalis 豚鼠圆羽虱
- plexus venosas foraminis ovalis [医] 卵园孔静脉丛
- limbus fossae ovalis 卵圆窝缘
- fossa ovalis 卵圆窝
- Spiraea ovalisn. 广椭绣线菊
