Trachea 气管
The trachea is a tube that carries air from the nose and mouth to the lungs.
It is about 10 to 12 centimeters long and sits in front of the esophagus in the neck.
The trachea has small rings made of cartilage that keep it open and help it stay strong.
Air travels through the trachea when a person breathes in and out.
If something blocks the trachea, it can be hard to breathe.
The trachea also helps stop dust and dirt from reaching the lungs.
气管是一条将空气从鼻子和嘴巴送到肺部的管道。
它长大约10到12厘米，位于脖子里食管的前方。
气管有一些小的软骨环，这些环让它保持畅通和坚固。
空气在人呼吸进出时经过气管。
如果气管被阻塞，人就会很难呼吸。
气管还能帮助阻挡灰尘和杂质进入肺部。
配套练习✍️ trachea /ˈtreɪkiə/
🔍 完形填空（Cloze Test）
-
The trachea is a ______ that brings air to the lungs.
（a. bone / b. tube / c. muscle） -
The trachea is in front of the ______ in your neck.
（a. nose / b. esophagus / c. lung） -
Rings of cartilage help the trachea stay ______.
（a. closed / b. strong / c. wet） -
When you breathe in, air goes ______ the trachea.
（a. around / b. through / c. behind） -
The trachea helps keep ______ and dirt out of the lungs.
（a. water / b. dust / c. light）
✅ 选择题（Multiple Choice）
-
What is the main job of the trachea?
A) To help you sleep
B) To carry air to the lungs
C) To make you taller -
What might happen if the trachea gets blocked?
A) It is hard to breathe
B) Your hands get cold
C) Your hair grows faster -
How does the trachea stay open?
A) By being soft
B) With cartilage rings
C) With fat
✏️ 填空题（Fill in the Blanks）
-
The trachea is about 10 to 12 ______ long.
（可选答案：centimeters, meters, hours） -
Cartilage rings help the trachea stay ______.
（可选答案：open, empty, short） -
The trachea sits in front of the ______.
（可选答案：esophagus, stomach, knee） -
Dust can be stopped from getting into the ______ by the trachea.
（可选答案：lungs, toes, ears）
练习答案✅
完形填空
- b. tube
- b. esophagus
- b. strong
- b. through
- b. dust
选择题
6. B) To carry air to the lungs
7. A) It is hard to breathe
8. B) With cartilage rings
填空题
9. centimeters
10. open
11. esophagus
12. lungs
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