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gap; opening; aperture; crevice; crack; chink; space
窓のすき間から虫が入ってきた。
Insects got in through a gap in the window.
すき間の時間を使って本を読んでいる。
I read books in my spare moments.
家具のすき間にほこりがたまりやすい。
Dust tends to accumulate in the gaps between furniture.