In total this process involves your external ear, middle ear, inner ear, brainstem and brain.

总的来说，这个过程涉及你的外耳、中耳、内耳、脑干和大脑。

This ultra-sensitive, translucent, and slightly cone-shaped membrane of connective tissue is the boundary between the external and middle ear.

这种超敏感、半透明、略呈锥形的结缔组织膜是外耳和中耳之间的边界。

The first is called conductive, which is any kind of problem with the outer or middle ear, where sound can't make it to the inner ear.

第一种称为传导性，这是外耳或中耳出现的问题，在这种情况下，声音无法传递到内耳。

Humans normally hear using air conduction with sound waves passing through the outer and middle ears and causing the inner eardrum to vibrate.

人类通常通过空气传导听到声音，声波穿过外耳和中耳并引起内耳膜振动。