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to peep (through); to peek; to examine (esp. covertly)
to await (one's chance)
to guess; to infer; to gather; to surmise
隙間から中の様子を覗う。
I peek at what is going on inside through the gap.
機会をうかがっています。
I'm waiting for a chance.
猫が塀の上から庭を覗った。
The cat peeked at the garden from on top of the fence.