读报
登录注册网站首页
 

SCIENCE STUDY

Pay attention to tooth pain

作者:TEENS
Aa
  • -   
  •    +


Our teeth are sensitive to pain. TUCHONG

为什么我们的牙齿对痛如此敏感?

Our teeth are hard, like strong bones (骨头) inside our mouth. However, they still feel pain (疼痛的) easily. Why are teeth so sensitive (敏感的) to pain? 

点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭