耳朵用英语的说法为：ear。
ear作名词时意思是耳朵、穗、听觉、倾听；作动词时意思是听见、抽穗；复数是ears；常用搭配：in the ear：正在结穗；by ear：不看乐谱；凭听觉；long ears：尖耳朵、好奇心。
例句
1、The little boy has a hearing defect in his right ear.
这个小男孩的右耳听力有缺陷。
2、The ear is one of the important organs of the human body.
耳朵是人体重要的器官之一。
3、She has a good ear for music.
她乐感非常好。
4、She's deaf in her left ear.
她左耳聋了。
5、Everything you say to that boy is in one ear and out the other!
你对那个男孩说的所有东西都是一耳朵进一耳朵出！
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