1·The outer ear is the part you can see.
外耳是你能看到的部分。
2·Swimmer's ear is an infection of the outer ear canal.
游泳性耳炎是一种外耳道感染。
3·The pinnas are the distinctive ridges in your outer ear.
耳廓是外耳两边明显的脊状物。
4·Birds are even more mysterious, because here we do not even see an outer ear.
鸟类甚至更为神秘，因为我们甚至看不到它们有一个外耳。
5·The outer ear (the pinna) receives a single sound wave composed of different sounds.
外耳(耳廓)收集含不同声音的单声波。
6·Our ears are made up of three parts: the outer ear, the middle ear, and the inner ear.
我们的耳朵由三部分组成：外耳、中耳、内耳。
7·He knew a waterproof earplug would also help prevent the painful outer ear infections known as "swimmer's ear".
他还知道一款防水的耳塞还能预防外耳疼痛而感染中耳炎。
8·Making the outer ear too big can generate too much drag, combined with inner side braking, can lead to other incidents.
外侧耳朵做得太大可以产生太多的阻力，结合内侧煞车，可能会导致其它事故。
9·We are aware that at the end of the central hole in this outer ear there is something called the middle ear, with an eardrum and a few little bones.
我们知道，在外耳中孔的底部有东西称为中耳，它由一个耳鼓和一些小骨骼构成。
10·Sitting just a sixth of an inch from the eardrum, closer than any other hearing aid, it maximizes use of the entire outer ear to capture sound naturally.
它比市面上任何助听器离耳鼓都近，仅相距六分之一英寸。这样它可以最大限度地在自然状态下利用外耳来捕捉声响。