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dark，gloomy，cloudiness，grayness，obscurity ；

[例句] 最后我在钢琴旁的阴暗角落里发现了它。 Finally I spotted it, in a dark corner over by the piano.

[例句] 房间里阴暗、清冷，静悄悄的。 The room was dim and cool and quiet.

dark，dim，reactionary，midnight，blackly；

[例句] 黑暗中我的听觉变得异常灵敏。 In the dark my sense of hearing becomes so acute.

[例句] 这个森林黑暗寂静，经常有幽灵和看不见的鬼怪出没。 The forest was dark and silent, haunted by shadows and unseen presences.

dead colour，dark ；

[例句] 穿着灰色和黑色的暗色调衣服 dressed in sombre shades of grey and black

[例句] 她那暗色的嘴微微启开,露出洁白的小牙齿. Her dusky mouth was parted slightly to show tiny white teeth.

hint，indicate，suggestion，intimation，drop a hint ；

[例句] 她从未得到他准备沟通的一丁点儿暗示。 She'd never received the merest hint of any communication from him.

[例句] 警方暗示他们发现她行为非常可疑。 The police inferred that they found her behaviour rather suspicious.

dim，dismal，dull，faint，dinginess ；

[例句] 他用暗淡无神的蓝眼睛盯着我看。 He stared at me out of those washed-out blue eyes.

[例句] 给孩子们用的墙纸往往颜色苍白暗淡。 Wallpapers for children too often come only in sickly pastel shades.

light and shade ；

[例句] 这位艺术家很会运用明暗效果. This artist uses light and shade to good effect.

[例句] 在摄影艺术中明暗的反差是很重要的. The contrast of light and shade is important in photography.

dim，dusky，obscuration ；

[例句] 他独自一人住在伦敦一间昏暗的客卧两用出租屋里。 He was living alone in a dingy bedsit in London.

[例句] 即便在昏暗的光线下，那台设备也显得陈旧不堪。 Even in the dim light the equipment looked old and time-worn.

buried wiring，concealed wiring，dark lane，concave wiring ；

[例句] 这场暗线交易被曝光了. The secret dealing is now laid bare.

[例句] 这部小说有诸多暗线. The novel contains a lot of subordinate storylines.

[摄] darkroom，photographic laboratory，[电影]The Black Room；

[例句] 暗室由于经常在里面工作,会变得非常潮湿. A darkroom can become a very sloppy place to work in.

[例句] 暗室电性能的主要指标是反射率电平. The key specification for darkroom electrical property is reflecting level.

secret signal [sign]，countersign，cipher，code signal，[电影]The 'High Sign'；

[例句] 她一咳嗽, 就是 给我暗号出场. When she coughs, it's my cue to come onto the stage.

[例句] 这倒像个接头暗号分成了两半. It was like the two halves of a countersign.

reef，submerged reef [rock]，sunken reef [rock]，ledge，[电影]Passion's Way；

[例句] 我终于爬上了一块潮湿倾斜的暗礁。 I managed to pull myself up onto a wet, sloping ledge.

[例句] 由于多暗礁,在这条河上航行很困难. Navigation is difficult on this river because of hidden rocks.

assassinate，assassination，thuggery，thuggism，[电影]Ansatsu；

dark and gloomy，tarnish ；

[例句] 邮票是晦暗的深蓝色。 The stamp was a dull blue colour.

[例句] 天气极其恶劣。寒风凛冽，天色晦暗，能见度极低。 The weather was at its worst; bitterly cold, with leaden skies that gave minimum visibility.

（黑暗之中） in the dark，in secret，on the sly ；

[例句] 他也讨厌被暗中监视。 He also took exception to having been spied on.

[例句] 我能肯定，他当时知道我在暗中调查他。 I'm sure he knew I was checking up on him.

dark place，obscure corner，secret place ；

[例句] 他能听见她的狗在暗处吠叫、哀嚎。 He could hear her dog barking and whining in the background.

[例句] 他从车库的暗处走出来。 He emerged from the dark recesses of the garage.

dim，gloomy，gloom ；

[例句] 她注视着那幽暗的水底。 She gazed into the murky depths of the water.

[例句] 现在在这幽暗的 、 难以预测的时辰里会发生什么事情 呢 ? What would happen now in the dim, incalculable hours?

camera bellows，camera obscura，magazine，camera ；

[例句] 到17世纪后半叶时, 小的手提式暗箱已经很普通了. By the later part of the sixteen hundreds , small hand - held camera obscuras were commonplace.

[例句] 暗箱操作使得他们看起来更加阴险. Lack of transparency makes them seem the more villainous.

[摄] cassette，holder，magazine，cartridge ；

[例句] 胶卷或感光片应在日食前装入暗盒. The films and plates are put in their holders the night before the eclipse.

[例句] 他用的是照相暗盒, 最原始的相机. He used a camera obscura, which was a primitive camera.

dim，pale，[计] dimmed，pallid，faint ；

[例句] 热带色彩在我们北方暗淡的光线下可能显得有点刺目。 Tropical colours may look rather harsh in our dull northern light.

[例句] 他跟着她走进光线暗淡的厨房。 He followed her into a dimly lit kitchen.

illicit prostitution，unlicensed prostitute，unregistered prostitute，demimondaine ；

[例句] 逛暗娼他也想独占,因为他有钱. Even in brothels he wanted to monopolize because he had money.

[例句] 战争期间该市的暗娼人数大增. The city's demimonde grew during the war.