I took a peep through the keyhole.

我从钥匙孔偷看了一眼.

《简明英汉词典》

" I dono -- peep through the crack.

“ 我不知道,你从缝里往外瞅 瞅.

英汉文学 - 汤姆历险

You've only seen a peep through the curtain.

你还只是隔着帘子瞥见一眼罢了.

辞典例句

Peep through the letterbox and see if anyone is at home.

透过信箱看家中是否有人.

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The flowers are beginning to peep through the soil.

花开始从土里冒出头来.

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He took a peep through the door.

他往门里偷看了一眼.

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