ventricle
/ˈventrɪkl/noun
1- Anatomy a hollow part or cavity in an organ, in particular【剖】（身体器官的）室, 尤指：
1.1
- each of the two main chambers of the heart, left and right心室。
1.2
- each of the four connected fluid-filled cavities in the centre of the brain（四个相连的）脑室（之一）。
派生词
ventricular
/venˈtrɪkjʊlə(r)/ adjective词源
late Middle English: from Latin ventriculus, diminutive of venter 'belly'.