atria

an upper chamber of the heart

1. 1.

   A central room or space in ancient Roman homes, open to the sky in the middle; a similar space in other buildings.

   古罗马住宅中中央露天庭院,或其他建筑中的类似空间

2. 2.

   any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)

   与其他腔室或通道相连的任何腔室(尤其是心脏的两个上腔之一)

3. 3.

   A square hall lit by daylight from above, into which rooms open at one or more levels.

   顶部采光的方形大厅,一层或多层房间向此开放

4. 4.

   the central area in a building; open to the sky

   建筑物的中央区域；开放至天空

5. 5.

   A cavity, entrance, or passage.

   腔、入口或通道。

6. 6.

   Any enclosed body cavity or chamber.

   任何封闭的体腔或室。

7. 7.

   An upper chamber of the heart that receives blood from the veins and forces it into a ventricle. In higher vertebrates, the right atrium receives blood from the superior vena cava and inferior vena cava, and the left atrium receives blood from the left and right pulmonary veins.

   心脏上方的腔室,接收来自静脉的血液并将其推入心室。

8. 8.

   A microscopic air sac within a pulmonary alveolus.

   肺肺泡内的微小气囊。

9. 9.

   A cavity inside a porate aperture of a pollen grain formed by the separation of the sexine and nexine layers, widening toward the interior of the grain.

   花粉粒孔口内由外壁与内壁分离形成的腔,向颗粒内部扩大。

古罗马住宅中中央露天庭院,或其他建筑中的类似空间；与其他腔室或通道相连的任何腔室(尤其是心脏的两个上腔之一)；顶部采光的方形大厅,一层或多层房间向此开放；建筑物的中央区域；开放至天空；腔、入口或通道。

In use

Connections

Learner notes