Vocabulary

作用

action; operation; process; agency; effect; function

noun suru-verb vi
N1 freq #9

Example sentences

During warm weather, sweating helps man regulate his body temperature.

Acids act on many things including metals.

Cause and effect react upon each other.

If it continues to be stimulated the skin's protective function causes thickening and it becomes stiff and hard with pores that stand out.