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effect; effectiveness; efficacy; result
effects (e.g. sound effects, visual effects, special effects)
運動の効果が出てきたと思う。
I think the effects of exercise are showing.
あの映画の特殊効果は本当にすごかった。
The special effects in that movie were truly amazing.
効果的な方法を考えてみよう。
Let's think of an effective method.