shadow sb
此义指暗中尾随、监视某人，语域偏正式，常用于执法或侦探语境。
The agent shadowed the suspect for three days.
特工跟踪了那名嫌疑人三天。
跟踪；尾随；监视
shadowed — past of shadow
遮蔽；使变暗；跟随…见习；给…当见习生；隐藏；掩盖；遮挡；屏蔽（光线、信号）；隐约表现；模糊映现
To follow or watch someone secretly or discreetly, especially to keep them under surveillance.
遮蔽、笼罩或使变暗。
To shade, cloud, or darken.
阻挡光或无线电传输
To block light or radio transmission from.
秘密或谨慎地跟踪或监视
To secretly or discreetly track or follow another, to keep under surveillance.
模糊不清地表现
To represent faintly and imperfectly.
隐藏；掩盖
To hide; to conceal.
跟随(专业人士)以学习职业
To accompany (a professional) during the working day, so as to learn about an occupation one intends to take up.
通过在同一范围内声明同名变量使其不可访问
To make (an identifier, usually a variable) inaccessible by declaring another of the same name within the scope of the first.
对(ROM内容)应用影像处理
To apply the shadowing process to (the contents of ROM).
一般现在时
He shadows the suspect every day.
他每天跟踪那个嫌疑人。
一般过去时
The tall building shadowed the garden.
那座高楼给花园投下了阴影。
现在进行时
She is shadowing a senior manager this week.
这周她正在跟随一位高级经理学习。
The detective shadowed the suspect for two days without being noticed.
侦探悄悄跟踪了嫌疑人两天，没有被人发现。
用法提示：shadow作为动词，表示秘密跟踪。
The tall building shadowed the small park in the afternoon.
下午，高楼在小公园上投下阴影。
用法提示：shadow作动词，意为在…上投下阴影。
Her achievements shadowed those of her colleagues, making them feel inadequate.
她的成就使同事们的成就相形见绌，让他们感到不足。
用法提示：shadow表示使相形见绌，通过比较使显得渺小。
此义指暗中尾随、监视某人，语域偏正式，常用于执法或侦探语境。
The agent shadowed the suspect for three days.
特工跟踪了那名嫌疑人三天。
此义指跟随专业人士一起工作以学习其职业，宾语通常是人。
Medical students shadow doctors at the hospital.
医学生在医院跟随医生见习。
此义指挡住光线、使变暗，主语多为高大物体，宾语为被遮住的地方。
A huge oak tree shadows the whole garden.
一棵巨大的橡树遮蔽了整个花园。
最通用，不强调暗中或监视；shadow 常用于暗中跟随、盯梢。
多指警察或侦探的暗中跟踪，口语色彩较强。
强调落在后面或顺着痕迹走，距离可能较远，不一定有监视意图。
多指通过足迹、痕迹或电子信号确定目标去向，不强调贴身跟随。
带持续纠缠、令人烦恼的意味，语气比 shadow 强，常含贬义。
grammar · medium
易错句子The detective shadowed after the suspect all night.
正确表达The detective shadowed the suspect all night.
shadow 作“尾随、跟踪”解时是及物动词，后面直接接宾语，不需要加介词 after。汉语“跟在……后面”容易让学习者多写出 after。
grammar · medium
易错句子The police shadowed for hours outside the hotel.
正确表达The police shadowed the suspect for hours outside the hotel.
shadow 作“跟踪、监视”解时是及物动词，必须带宾语；汉语“跟踪”可以单独使用，但英语中 shadow 不能省略宾语，否则句子不完整。
针对“遮蔽、使变暗”义项（用阴影遮挡光线）；illuminate 表示用光照亮，二者方向相反。不可用于“跟踪、尾随”义项。
针对“使变暗”义项；lighten 指使亮度增加或颜色变浅，与 shadow 的“投下阴影使变暗”相对。与 illuminate 相比，lighten 不强调光源，且可指颜色变浅。
跟踪嫌疑犯
The detective shadowed the suspect for two days before making the arrest.
侦探跟踪了嫌疑犯两天后才实施逮捕。
跟随医生见习
She shadowed a doctor for a month before applying to medical school.
她在申请医学院之前跟随一名医生见习了一个月。
遮住自己的脸
He shadowed his face with his coat collar to avoid being recognized.
他用衣领遮住脸，以免被人认出。
遮蔽山谷；使山谷变暗
The high cliffs shadow the valley in the late afternoon.
高高的悬崖在傍晚时分遮蔽了山谷。
阻挡无线电信号
The building shadows the radio signal in that area.
那座建筑阻挡了该地区的无线电信号。
over- + shadow
fore- + shadow
shadow + -y
shadow + -less
shadow + box
shadow + ban
实习生是常见的跟随学习角色。
导师是接受跟随学习的对象。
学徒也采用相似的边看边学方式。
跟随学习旨在了解某一职业。
跟随学习属于在职培训的一种。
毫无疑问；确定无疑
She proved beyond a shadow of a doubt that she was the best candidate.
她毫无疑问地证明了自己是最佳候选人。
大不如前；不复当年
After the illness, he was a shadow of his former self.
生病之后，他大不如前。
胆小如鼠；自己吓自己
The puppy is afraid of its own shadow.
这只小狗胆小如鼠。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.