It's made up of elastic cartilage covered in skin, and its main function is to catch sound waves, and pass them along deeper into the ear.

它由覆盖在皮肤上的弹性软骨组成，其主要功能是捕捉声波，并将它们更深地传递到耳朵里。

But hypermobility can also be the result of especially elastic cartilage, the firm but flexible tissue that can be found in most joints.

但过度活动也可能是特别有弹性的软骨的结果，软骨是大多数关节中都存在的坚固而灵活的组织。