lurk in/behind/under sth
lurk 是不及物动词，不能接宾语，也没有被动语态；常接 in、behind、under 等介词短语，说明藏身的具体位置。
The cat lurked behind the bushes, waiting for a bird.
那只猫潜伏在灌木丛后，等着捕捉小鸟。
潜伏；埋伏
lurks — third person singular of lurk
隐匿；潜藏；潜水；暗中等候；潜伏以伏击；保持隐蔽；在某地闲逛而不引人注意
To hide while waiting to attack or surprise someone
潜伏以伏击
To remain concealed in order to ambush.
保持隐蔽
To remain unobserved.
在某地闲逛而不引人注意
To hang out or wait around a location, preferably without drawing attention to oneself.
一般现在时
He lurks in the shadows.
他潜伏在阴影中。
present progressive
Someone is lurking outside.
有人正在外面潜伏。
一般过去时
The cat lurked behind the bush.
那只猫潜伏在灌木丛后面。
A cat lurks in the shadows, waiting to pounce.
一只猫潜伏在阴影中，准备扑击。
用法提示：lurks 表示猫暗藏等待时机
Danger was lurking beneath the calm surface of the lake.
危险潜伏在平静的湖面之下。
用法提示：lurking 指危险隐藏未现
The spy lurked behind the curtain, listening to the conversation.
间谍潜伏在窗帘后面，偷听谈话。
用法提示：lurked 描述间谍暗中隐藏
lurk 是不及物动词，不能接宾语，也没有被动语态；常接 in、behind、under 等介词短语，说明藏身的具体位置。
The cat lurked behind the bushes, waiting for a bird.
那只猫潜伏在灌木丛后，等着捕捉小鸟。
表示没有明确目的地逗留、闲逛，常暗示行迹可疑或让人不安。
A strange man was lurking around the school gate.
一个陌生男子在学校门口鬼鬼祟祟地徘徊。
用进行时强调此刻正藏身某处、暗中观察，是这一含义最常见的时态。
Someone was lurking nearby, watching the house.
有人潜伏在附近，监视着那栋房子。
grammar · medium
易错句子He lurk in the doorway of the shop.
正确表达He lurks in the doorway of the shop.
英语一般现在时中，主语是第三人称单数（he/she/it）时，动词必须加 -s，所以用 lurks。汉语动词没有主谓一致变化（“他潜伏”），学习者常在 he/she/it 后漏掉 -s，写成 He lurk。
grammar · medium
易错句子The hunter lurked his prey in the forest.
正确表达The hunter lurked in the forest, waiting to ambush his prey.
lurk 是不及物动词，后面不能直接跟宾语。表示“潜伏以伏击”时，潜伏、隐藏的人是主语，被伏击的对象不能作宾语，要用介词短语或另加 waiting to ambush 等说明目的。
grammar · medium
易错句子A man lurking behind the gate when the police arrived.
正确表达A man was lurking behind the gate when the police arrived.
过去进行时必须是 was/were + 现在分词，构成谓语。汉语没有词形变化，学习者容易只保留 lurking 而漏掉 be 动词，使句子没有谓语。补上 was 后，“当时正在潜伏”这一持续动作才成立。
与潜伏相反的公开出现行为
潜伏在暗处
The cat lurked in the shadows, waiting to pounce on the mouse.
那只猫潜伏在暗处，准备扑向老鼠。
鬼鬼祟祟地徘徊
A suspicious man was lurking around the building late at night.
一个可疑的人深夜在这栋楼周围鬼鬼祟祟地徘徊。
隐藏在…后面
Danger may lurk behind every corner in this city.
在这座城市里，危险可能隐藏在每一个角落后面。
潜伏在黑暗中
The thief lurked in the dark, waiting for an opportunity to break in.
小偷潜伏在黑暗中，等待机会闯入。
躲在角落里
The shy boy lurked in the corner of the classroom during recess.
那个害羞的男孩课间躲在教室的角落里。
潜伏在阴影中
The spy was lurking in the shadows, observing the enemy's movements.
间谍潜伏在阴影中，观察敌人的行动。
在周围潜伏
Strange men have been lurking around the neighborhood lately.
最近有陌生人在社区周围潜伏。
隐藏在背后
A sense of unease lurked in the background of the cheerful party.
欢乐的聚会背后隐藏着一种不安的感觉。
Choose the next layer that will help you use lurks with more confidence.
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在社交媒体上潜水
She prefers to lurk on social media rather than post anything herself.
她更喜欢在社交媒体上潜水，而不是自己发帖。