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perfume; scent
「香水」 has another reading with different meanings.
彼女はいつも良い香水をつけている。
She always wears nice perfume.
香水の匂いが強すぎると不快に感じる。
If the perfume smell is too strong, it feels unpleasant.
誕生日に高級な香水をもらって嬉しい。
I'm happy to receive expensive perfume for my birthday.