HSK 5 · verb · noun
反应
reaction; response; to react
他对这种药有反应。
Tā duì zhè zhǒng yào yǒu fǎnyìng.
He has a reaction to this medicine.
爷爷年纪大了，反应有些痴呆。
Yéye niánjì dàle， fǎnyìng yǒuxiē chīdāi。
Grandpa is old, and his reactions are somewhat slow.
年纪大了，他的反应有些迟钝。
Niánjì dàle， tā de fǎnyìng yǒuxiē chídùn。
Now that he's older, his reactions are somewhat slow.