shadow

• 指物体遮住光线后形成的暗区或轮廓；也指人影、倒影、阴影，或比喻阴暗、忧郁、不祥的气氛。

A noun referring to a dark area or shape produced by a body coming between rays of light and a surface.

1. Dark area from lightA1formal

   A dark area or shape produced by a body coming between rays of light and a surface.

   阴影

   • The tree cast a long shadow on the grass.
   • She saw her shadow on the wall.
   • The cat was hiding in the shadow of the fence.

   同义词darkgloomobscuritypenumbrashadeumbra

   反义词light

2. Constant companionB1informal

   A person who follows or accompanies someone closely, often in a secretive or persistent way.

   影子

   • The detective was his shadow for weeks.
   • She was like a shadow, following him everywhere.
   • The celebrity had a shadow of paparazzi.

   同义词attendantcompanionfollowerhanger-onsidekicktail

3. Slight trace or hintB2formal

   A very small amount or indication of something.

   痕迹

   • There was not a shadow of doubt in his mind.
   • She felt a shadow of sadness in her heart.
   • He saw a shadow of a smile on her face.

   同义词glimmerhintsuggestionsuspiciontingetouchtracevestigewhisper

• 动词，指跟随某人，常为秘密跟踪或尾随；也指在职业或学习环境中跟随某人观察、学习。

A verb used to indicate the act of following someone closely, often secretly, or to observe and learn from someone in a professional or training context.

1. Follow closelyB2formal

   To follow someone closely and secretly, often to observe their activities.

   跟踪

   • The detective shadowed the suspect for several days.
   • A journalist shadowed the politician during the campaign.
   • Security personnel shadowed the VIP throughout the event.

   同义词dogfollowhoundstalktailtrail

2. B1formal

   To cast a shadow over something, blocking light.

   投下阴影

   • The tall building shadows the park in the afternoon.
   • The tree shadows the entire garden.
   • Clouds shadowed the field as the storm approached.

   同义词adumbratedarkenobscureovershadowshade

   反义词brightenclearilluminatelightreveal

3. Accompany for trainingB2informal

   To accompany someone in their work to learn or observe.

   跟岗学习

   • The intern shadowed the senior engineer for a week.
   • Students shadowed doctors at the hospital.
   • She shadowed her mentor to learn the ropes.

   同义词accompanyfollowobservetrail