dreariment，oppressive，depressed，in low spirits，oppression ；

[例句] 他的小说都是些肤浅沉闷的玩意儿，只有一本除外。 With one exce-ption his novels are shallow and lifeless things.

[例句] 在东柏林就餐曾经是一件危险而且沉闷无趣的事情。 Eating in East Berlin used to be a hazardous and joyless experience.

ponder，meditate，be lost in thought，muse，contemplate；

[例句] 他微笑着，一边沉思，一边搅动着几乎空了的杯子里的冰块。 He smiles and swirls the ice ruminatively around his almost empty glass.

[例句] 我沿着河走了很久，默默沉思着。 I went for long, contemplative walks by the river.

dregs，sediment，slummage ；

[例句] 倒掉沉渣,把壶涮干净. Pour the dregs away and rinse the pot.

[例句] 木棚里积满各种各样的沉渣和液体. The shed got covered with pools of all kinds of deposits and liquids.

steady，staid，sedate，deep ；

[例句] 短暂的握手有力沉稳。 The quick handshake was firm and cool.

[例句] 我很高兴她变得如此沉稳. I'm glad she has become such a stable character.

precipitate，precipitant，settling，subsidence，deposit ；

[例句] 上等的波尔图葡萄酒必须倒入其他容器中以滤除自然沉淀物。 Vintage ports must be decanted to remove natural sediments.

[例句] 酒瓶里有太多的沉淀物. There is too much deposit in a bottle of wine.

[化] drain trap，sedimentation basin，[医] sedimentation tank，settling tank ；

[例句] 较重要的方法是经过管道冲流到沉淀池. A major practice is to sluice through pipelines to settling pond.

[例句] 通过比较确定在结构设计中沉淀池的最佳方案. Defines the best plan in construction design by comparing.

composed，placid，[医] depositive，sedate，disimpassioned ；

[例句] 她是个非常沉着的人。没什么能让她惊慌的。 She was a very calm person. Nothing could fluster her.

[例句] “好吧，请继续，”卡米拉用很沉着的语气说道。 "Well, go on," said Camilla, her voice fairly steady.

shipwrecks ；

[例句] 这是我在撒丁岛附近的沉船残骸处潜水时所见的景象。 This sighting occurred during my dive to a sunken wreck off Sardinia.

[例句] 沉船方圆一英里内仍然禁止进入。 A one-mile area around the wreck is still off limits.

depressing，depressive，dreary，oppressive，ponderous ；

[例句] 他的小说都是些肤浅沉闷的玩意儿，只有一本除外。 With one exce-ption his novels are shallow and lifeless things.

[例句] 他让这场总体很沉闷的辩论时不时迸出了些火花。 He managed to lighten the generally lifeless debate at times.

silent，mum，[法] dumb，voiceless，mute ；

[例句] 她是一位瘦小、沉默的女子，面容消瘦，头发稀疏。 She was a small, silent woman with pinched features and thin hair.

[例句] 窗里是沉默的紧张. A tense silence hung over the room.

sedimentation ；

[例句] 对于日月雷矿 PRT -2,通过自然沉降法选矿,可使蒙脱石含量达到87.19%. The content of montmorillonite of bentonite ( PRT - 3 ) from Riyuelei reached 87.17 % after natural sink.

[例句] 采用凝聚沉降法从制药厂废醪中回收蛋白质. Coagulation - precipitation process is used to recover protein from waste fermentation liquor in pharmaceutical plant.

submergence ；

[例句] 我屏住呼吸沉入水底。 I held my breath and sank under the water.

[例句] 杰克想要醒来，但睡意使他又沉入梦乡。 Jake wanted to wake up, but sleep held him back.

heavy，lumbersome，[医] grave，oppressive，ponderous ；

[例句] 他现在正为酗酒付出沉重的代价。 He drank too much and is paying dearly for it.

[例句] 他匆匆地迈着沉重的步伐绕过湖边向花园走去。 He tramped hurriedly round the lake towards the garden.

avale，gravitate，gravitation ；

[例句] 有那么一会儿他让自己沉下心来仔细分析一下对她的感情。 For a moment he allowed himself the indulgence of examining his feelings for her.

[例句] 他气得沉下脸来. His face darkened with anger.

[核] precipitum，(atomic) fallout，radioactive fallout ；

[例句] 如果在起爆武器中另 “ 加了料 ”,那么沉降物的成分也就会有所改变. The composition of the fallout can also be changed by'salting " the weapon to be detonated.

[例句] 让我来告诉你一些关于放射性沉降物的常识: 你不能仅简单地将这些毒物 “ 清除”. Let me tell you something about radioactive fallout: You don't just'clean it up.

[工] settler，precipitator，sediment bulb，sediment separator ；

[例句] 将煤气通过静电沉淀器以除去残余的煤焦油. Any remaining tar is removed by passing the gas through an electrostatic precipitator.

abandon oneself to，addict oneself to，be rolling in，wallow in ；

[例句] 这部电影大部分都在描述那位画家如何完全沉溺于自己的工作。 Much of the film shows the painter simply going about his task.

[例句] 他疲惫的心继续沉溺于自哀自怜之中。 His tired mind continued to wallow in self-pity.

composedly，quietly ；

[例句] 每个人都必须冷静沉着地仔细考虑这一情况。 Everyone must think this situation through calmly and coolly.

[例句] 战士们沉着地挖掘战壕. The fighters steadily dug themselves in.

contemplative，museful，pensive，ruminative ；

[例句] 那尊雕像具有一种柔和 、 一种独特格调 、 一种忧郁沉思的雅致. The statue has a gentleness, an ambience, a wistful elegance.

[例句] 他那沉思的目光越过我的头顶,他正向很远的地方晾望. His thoughtful eyes looked beyond my head to the horizon.

[医] sedimentary ；

[例句] 这是冷却,滤出沉淀的二氯碘化铯. It is cool and filter the precipitated caesium dichloroiodide.

[例句] 常常是用离心法分段收集沉淀的. Precipitates are usually collected by centrifugation at intervals.