ventricle

n. 室, 脑室, 心室
【医】 室(如脑室,心室等)

ven.tri.cle

n.（名词）
A small cavity or chamber within a body or an organ, especially:
腔，室：身体或器官内的腔或室，尤指：
The chamber on the left side of the heart that receives arterial blood from the left atrium and contracts to force it into the aorta.
左心室：位于心脏左侧的心室，从左心房接收动脉血并收缩把血压入主动脉
The chamber on the right side of the heart that receives venous blood from the right atrium and forces it into the pulmonary artery.
右心室：位于心脏右侧的心室，从右心房接收静脉血并把血压入肺动脉
Any of the interconnecting cavities of the brain.
脑室：脑部的互相连接的腔室的统称

来源：
Middle English
中古英语
from Old French ventricule
源自 古法语 ventricule
from Latin ventriculus [diminutive of] venter [belly]
源自 拉丁语 ventriculus [] venter的小后缀 [腹部]