an area of darkness, caused by light being blocked by something

The children were playing, jumping on each other's shadows. 孩子们正在嬉戏，跳来跳去踩彼此的影子。

Jamie followed his mother around all day like a shadow. 杰米像影子一样整天跟着他母亲。

The sun shone through the leaves, casting/throwing shadows on the lawn. 阳光透过树叶，在草地上投下阴影。

This corner of the room is always in shadow (= slight darkness). 房间的这个角落总是有些暗。

an area of darkness in which people and things cannot be seen

Someone jumped out of the shadows and grabbed my handbag. 有个人从阴暗处窜出，抢走了我的手提包。

a small dark area of skin under your eye

She put on some make-up to cover the dark shadows under her eyes. 她化了点妆来掩盖她眼睛下的黑眼圈。

to be very close to a larger building or place

His workshop was in the shadow of the great church of San Paolo Maggiore. 他的工作坊离圣保罗大教堂很近。

a small amount

It is a tragic story, but there is a shadow of hope. 那是一个悲剧故事，但仍有一丝希望。

There isn't a shadow of doubt that you've made the right decision. 毫无疑问，你作出的决定是正确的。

If something is true beyond a shadow of a doubt, there is no doubt that it is true.

This is without a shadow of a doubt the best movie I've seen all year. 毫无疑问，这是我整年来看过最好的一部电影。

someone who follows another person everywhere

"I think we have a shadow on our tail," muttered the detective. “我认为有人在跟踪我们，”侦探低声说。

Ever since he was able to walk, Stephen has been his older brother's shadow (= has followed him and copied his actions). 自从斯蒂芬会走路之后，就一直和他哥哥形影不离。

a person who follows someone else while they are at work in order to learn about that person's job

be a shadow of your former selfidiom （健康、力量或影响）不如从前

be in/under someone's shadowidiom 被（某人的）光彩所遮盖

cast a shadow over/on somethingidiom literary 给…蒙上阴影

to follow closely

The police think that the robbers shadowed their victims for days before the crime. 警方认为抢劫者跟踪了受害人几天之后才实施犯罪的。

The euro has closely shadowed the dollar. 欧元紧跟美元。

to follow someone else while they are at work in order to learn about that person's job

Your first week in the job will be spent shadowing one of our more experienced employees. 你工作的第一周将是跟随我们其中一位经验丰富的雇员学习。

to produce a shadow

We came across a glade shadowed by large trees. 我们偶然发现了一块被大树遮蔽的空地。

to make a person unhappy or to make their life less happy

Mental illness had shadowed him for more than a decade. 十年来他的人生一直被精神疾病所困扰。

used in the title of important politicians in the main opposition party (= the party not in government)

the Shadow Foreign Secretary 影子外交大臣

the Shadow Cabinet 影子内阁