Reactivity
n. 反应, 反动, 反应性, 活动性, 反应率\\n[医] 反应性
🗣️ 情景例句
It was so nice to be out in the country.
出去置身乡下真是太好了。
The more a man knows, the more he see his ignorance.
大智若愚。
It is because his feet move on, but his head stays still.
这是因为他的脚动了，而他的头保持着静止。