Immunopathogenesis
免疫发病机理
🗣️ 情景例句
It's hard for some older people to take all that noise.
一些老年人没办法忍受那些噪音。
The frog is frightened at the sight of a snake.
那只青蛙因为看到了蛇而战抖。
What are their jobs?
她们是做什么工作的？