1
[noun] look/peep through the keyhole
keyhole 作名词指锁上的钥匙孔，常与介词 through 连用。
She peeped through the keyhole to see who was inside.
她透过锁眼偷看里面是谁。
锁眼；钥匙孔
先理解核心含义，再看它在真实句子里的用法。
锁眼；钥匙孔
the hole where a key is inserted
She peeped through the keyhole to see who was inside.
她透过锁眼偷看里面是谁。
锁中插入并转动钥匙的孔。
The hole in a lock where the key is inserted and turns.
插入钥匙的孔
the hole where a key is inserted
形状或功能类似钥匙孔的任何小开口；尤指能让人窥见或进入另一空间的小孔。
Any small opening resembling the hole for a key in shape or function; especially, one that gives a vista of, or access to, a space beyond.
服装上裁剪出的圆形开口作为装饰效果,通常在连衣裙的前领口或后领口。
A circle cut out of a garment as a decorative effect, typically at the front or back neckline of a dress.
She peered through the keyhole but couldn't see anything in the dark room.
她透过锁眼往里看，但黑暗中什么也看不见。
The old door had a rusty keyhole that made it hard to insert the key.
那扇旧门上的锁眼生锈了，钥匙很难插进去。
He dropped the key and watched it slide across the floor, away from the keyhole.
他把钥匙掉在地上，看着它滑过地板，远离锁眼。
keyhole 作名词指锁上的钥匙孔，常与介词 through 连用。
She peeped through the keyhole to see who was inside.
她透过锁眼偷看里面是谁。
表示“把钥匙插入锁孔”时，用 insert sth into the keyhole。
He inserted the key into the keyhole and turned it.
他把钥匙插入锁眼并转动。
keyhole 作形容词时仅用作定语，意思是“显示内情的、窥探内部的”。
The documentary offers a keyhole view of the royal family's private life.
这部纪录片让人窥见王室私生活的内情。
Not this
I can see through the key hole.
Use this
I can see through the keyhole.
“keyhole”是复合名词，应写成一个词，不能拆成“key hole”两个词。
Not this
He looked at the keyhole to see who was outside.
Use this
He looked through the keyhole to see who was outside.
表示从锁眼向另一侧看时，介词要用through（穿过），而at只表示视线落在表面。
Not this
Put the key in keyhole.
Use this
Put the key in the keyhole.
keyhole是可数名词，需要限定词；这里指双方都知道的那把锁的锁眼，所以要说in the keyhole。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
微创手术（锁孔手术）
The surgeon used keyhole surgery to repair the torn ligament.
外科医生采用微创手术修复了撕裂的韧带。
从锁眼偷看
The child peeped through the keyhole to see the birthday presents.
孩子从锁眼偷看生日礼物。
锁孔摄像头
The security guard found a keyhole camera hidden in the wall.
保安发现墙里藏着一个锁孔摄像头。
在锁孔里转动钥匙
He turned the key in the keyhole, but the door would not open.
他在锁孔里转动了钥匙，但门就是打不开。
微创手术
He had keyhole surgery on his shoulder and recovered quickly.
他肩膀做了微创手术，恢复得很快。
Use keyhole naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记：钥匙(key)插进洞(hole)里，那个锁眼就是keyhole。
语域：neutral 常见场景：日常谈论门锁与钥匙、固定搭配 keyhole surgery（微创手术） ‘keyhole’ 通常指锁上的钥匙孔，多用于日常对话和普通书面语，语气中性；在‘keyhole surgery’（微创手术）这一固定搭配中也较常见。
以上词的读音均以 /oʊl/ 结尾，与 keyhole 中 -hole 的读音 /hoʊl/ 相同，可视为押韵。注意：keyhole 开头的 key 读 /kiː/，所以单独的 key /kiː/ 并不与 keyhole 押韵，别被拼写误导。
Dictionary facts from ECDICT, WIKTIONARY.