下一个

Sneezingng mechanismIn

1,394 意见· 01/17/24
samer kareem
samer kareem
6 订户
6

A sneeze, or sternutation, is a semi-autonomous, convulsive expulsion of air from the lungs through the nose and mouth, usually caused by foreign particles irritating the nasal mucosa

显示更多

 0 注释 sort   排序方式


下一个