The heart is a highly contractile organ.

心脏是具有高度收缩性的器官。

It felt very flabby, and the myocardium was poorly contractile.

摸上去非常软，心肌收缩力下降。

Cardiac contractile proteins are the material basis of cardiac contractility.

心肌收缩蛋白是心肌产生收缩的物质基础。

The pigmented, round, contractile membrane of the eye, suspended between the.

虹膜眼睛中一层带色素的，球形的可伸缩的薄膜，处于。

One of the contractile elements in skeletal, cardiac, and smooth muscle fibers.

存在于骨骼肌、心肌和平滑肌中的一种可收缩纤维。