Mainly composed of cartilage, it has the function of collecting sound waves.
Auricles are located on both sides of the head, concave in front and convex in back, which is beneficial to collecting sound waves. Most of the upper auricle is composed of elastic cartilage and covers the skin, with few subcutaneous tissues, rich blood vessels and nerves, and keen sense; The lower part is rich in connective tissue and fat, soft and cartilaginous.
You can make a sentence as follows:
1, temporarily turn off the stereo and put away the CD. If you really care about sound quality, just sit in the concert hall and listen honestly.
2, touching songs, for you to sing a wonderful mood, romantic poetry, for you to sing a happy life, sound blessing, send you happiness, National Ear Love Day, love your ears, protect your hearing, listen to my blessing, I wish you a happy Ear Love Day.
A clump of sparse and dry hair is dotted on the top of the head like duckling's fluff. Two prominent and fat ears guard the sides of the head, like two screens.
4. I have a brother who has just been promoted. As soon as he saw me, he said, "Let's speak softly." I listened carefully at that time and suddenly realized that he was telling the truth.
5. All the people present * * * have a sharp ear and wide eyes.
6. Xiao is slightly meaningful. "The three of them thought that holding their breath could escape my ears.
7. People who die unsatisfied should look at it objectively with their eyes wide open, and those who live an unreasonable life should listen with their ears open.