outer ear

基本解釋

Birds are even more mysterious,because here we do not even see an outer ear.
鳥(niǎo)類甚至更為神秘，因?yàn)槲覀兩踔量床坏剿鼈冇幸粋€(gè)外耳。
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.
我們知道，在外耳中孔的底部有東西稱為中耳，它由一個(gè)耳鼓和一些小骨骼構(gòu)成。
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.
它比市面上任何助聽(tīng)器離耳鼓都近，僅相距六分之一英寸。這樣它可以最大限度地在自然狀態(tài)下利用外耳來(lái)捕捉聲響。

But you can use a swab or cloth to clean the outer part of the ear.
We can see the early signs of ear development Start with the thickening of the outer layer of the embryo, this layer is called the ectoderm.
大家知道，耳朵發(fā)育的早期特征,是胚胎外層膜的增厚，這層膜也叫外胚層。
斯坦福公開(kāi)課 - 7個(gè)顛覆你思想的演講課程節(jié)選
With the head upright, take hold of the outer part of the ear.

The soft-touch outer material around the ear-hooks makes them feel nice in the hand, and adds to the sporty look.
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