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NounSino-Korean: 作用
- 1
working; function; action
The process of causing or affecting a certain phenomenon or act.
Korean definition: 어떠한 현상이나 행동을 일으키거나 영향을 줌.
Charcoal is known to have a purifying action that cleans the air.
Tooth decay is caused by a chemical action that damages teeth as food residue in the mouth is decomposed by bacteria.