One character a day, easy to master Chinese characters. Let's take a look at the basic knowledge of "耳".

耳 ĕr  
Explanation：ear
Phrases：耳朵(ěr duǒ) ear ; 耳机(ěr jī) earphone
“耳”字的最初形象，就像人的耳朵结构()，分外耳，中耳和内耳三部分。它是人体的听觉器官，演变至现在为止，这个字看起来仍然有点像朵呢。
The original character of 耳 “ear” just took the form of a person’s ear , placing particular emphasis on the outer ear.           

Sentences:

1.Jīngcháng yòng ěrsháozi tāo ěrduo，bú shì hǎo xíguàn.
    经常用耳勺子掏耳朵，不是好习惯。
    It is a bad habit to pick one's ears with an earpick.

2.yífù ěrjī
   一副耳机
  a pair of headphone