suddenly/abruptly.导航词义：突然

1. suddenly:adv. 突然，突如其来地.普通用词，指迅速而又意外，强调出乎意料。

The car suddenly ran into a tree.

汽车突然撞到一棵树上。

suddenly, I heard a scream from outside.

突然我听到外面一声尖叫。

2. abruptly:adv. 突然地，意外地.通常指言语、行为比较突然，含粗鲁、莽撞、令人不快之意。

She left the office abruptly without explanation.

她未作解释就突然离开了办公室。

His contract was abruptly terminated.

他的合同意外终止了。

He abruptly resigned last night after less than two weeks in the job.

他在该职位上干了还不到两个星期，却在昨晚突然辞职。

全部

1·We were suddenly disconnected.

我们的电话突然断了。《牛津词典》

2·Suddenly the car accelerated.

突然车加速了。《柯林斯英汉双解大词典》

3·'Listen!' said Doyle suddenly.

“你听！”多伊尔突然说。《牛津词典》

4·Her voice was suddenly breathy.

她的声音突然间夹杂了呼吸声。《柯林斯英汉双解大词典》

5·Suddenly the screen went blank.

屏幕突然变成一片空白。《牛津词典》

6·A balloon suddenly went bang.

一只气球突然砰地一声爆了。《牛津词典》

7·Suddenly the lights went off.

灯突然熄灭了。《牛津词典》

8·The rope suddenly went slack.

绳子突然松了。《牛津词典》

9·His eyes were suddenly intent.

他的目光突然专注起来。《牛津词典》

10·Suddenly the phone went dead.

电话突然没声音了。《牛津词典》

突然地

1·Suddenly, my mind was blank.

突然地，我脑中一片空白。

2·I must confess that I am still confused by this sequence of events, as, I imagine, you must be confused by my decision to leave your life so suddenly.

我得承认我仍在为事件的顺序而困惑，正如我想象的你为我如此突然地决定离开你的生活而困惑那样。

3·Will leap now—suddenly, playfully, and devotionally

现在就飞跃――突然地、游戏地、并虔诚地――

4·Then, quite suddenly, less than 20,000 years ago, an interstadial began to run away with itself and, quite soon, the icy shroud was almost gone.

然后，非常突然地，不到两万年前，间冰段结束，很快，冰冻几乎就消失了。

5·Then, quite suddenly, less than 20, 000 years ago, an interstadial began to run away with itself and, quite soon, the icy shroud was almost gone.

然后，非常突然地，不到两万年前，间冰段结束，很快，冰冻几乎就消失了。

忽然

1·I suddenly felt unutterably depressed.

我忽然感到无法言说的压抑。《柯林斯英汉双解大词典》

2·A dog suddenly howled, baying at the moon.

一只狗忽然嚎叫起来，对月长嗥。《柯林斯英汉双解大词典》

3·I was by myself and these guys suddenly came towards me.

我独自一人时，这些人忽然向我走来。《柯林斯英汉双解大词典》

4·Then she disappeared suddenly.

于是她忽然不见了。

5·The trees snapped suddenly.

树忽然就断了。

突然间

1·She was suddenly wide awake, her nerves jangling.

她突然间清醒过来，神经焦躁不安。《牛津词典》

2·A monkey suddenly appeared!

有一只猴子突然间出现！

3·They were suddenly afraid.

他们突然间感到很害怕。

4·He suddenly dives into my heart.

他突然间闯入了我的心湖。

5·He suddenly stepped on the brake and the car stopped at once.

他突然间踩下了制动踏板，车子一下子就停了下来。

猛然

1·Suddenly she felt old and out of date.

她猛然觉得自己老了，跟不上时代了。《牛津词典》

2·When I suddenly woke up, I was thinking: What if we could download the whole web, and just keep the links?

我猛然惊醒，想着：如果我们能把整个网络下载下来，但仅保存链接会怎样？

3·After involving in these activities and hearing reports, one may suddenly realise that European officials seem to be taking up a great part of foreign visitors and the most frequent ones too.

活动参加多了，报告听得多了，你会猛然发现，来得最多的、最频繁的外国客人，好像主要是欧洲国家的官员。

4·As a painter, he showed a penchant for formal figures suddenly released from all constraints.

作为一个画家，他癖好以一本正经的人物入画，表现他们猛然摆脱繁文缛节后的形象。

5·One day, I suddenly think up.

一天，我猛然想起来了。

忽

1·It appears suddenly near or far.

看上去，忽近忽远。

2·Suddenly he heard a rustle in the peony pavilion and someone sighing deeply.

他忽闻有人在牡丹亭畔长吁短叹。《新英汉大辞典》

3·Suddenly remembered the first time I saw my son.

忽记起第一次见儿子的情景。

4·Suddenly Zhao Fan summoned a woman to serve the wine.

范忽请出一妇人，与云把酒。

5·Public places, someone suddenly put a fart, a person come over clap his shoulder and said, listen to accent, not the native it.

公共场所，有人忽放一屁，一人过来拍拍他的肩膀说：听口音，不是本地人吧。

恍然

1·At first I didn't catch on, then I suddenly saw the light.

始而不解，继而恍然。《新英汉大辞典》

2·Europe's financial structure thus became suddenly and alarmingly fragile.

恍然间，欧洲金融体系警铃大作、脆弱不堪。

3·At the moment, I suddenly understood the true meaning of life - who are very ordinary, very ordinary, and as this beautiful life.

此刻，我恍然领悟了人生的真谛——谁都很普通，很平凡，亦如这美丽的生命。

4·I suddenly realized that this is the case.

我恍然大悟，原来是这样。

5·When I suddenly realize that, the ship is fishermen's house.

这时我恍然悟到，船就是渔民的家。

骤然

1·The temperature suddenly dropped.

气温骤然下降。《新英汉大辞典》

2·Then, suddenly, the negative correlation vanishes. The line goes into positive territory, but not enough to be statistically meaningful.

这段时期之后，负半轴相关线骤然消失，进入正半轴，但在统计学上不具实际意义。

3·There is a constant danger that behaviour in the market changes, as it did after the 1987 crash, or that liquidity suddenly dries up, as it has done in this crisis.

市场行为的改变（如1987年大崩盘后的状况）或者流动性骤然枯竭（正如本次危机中发生的那样）所带来的风险始终存在。

4·The impulse to resort to protection when economic hardship suddenly strikes is, of course, always present.

自然，当经济困厄骤然来袭之际，人们总会产生一种求助于保护主义的冲动。

5·Moon festival, suddenly cold in shanghai, autumn wind blowing sadly, Shanghai suddenly lose colour in my eyes, even more colder when you are alone.

中秋，上海天气突然变冷，秋风扫落了一地的凄凉，上海这个城市骤然在我的眼里失去了颜色，独自一人的时候更是感觉到冰凉。

蓦然

1·She stood up suddenly, upsetting a glass of wine.

她蓦然起身，碰倒了一杯酒。《牛津词典》

2·She quickly swept past me, fine shoes echoed in the alley, her back in the narrow alley suddenly stopped.

她快速从我身边掠过，细碎的鞋音在巷子里回响，她的背影在窄窄的巷子里蓦然定格。

3·Then I followed laugh softly, as good hide my face suddenly empty.

然后我跟着轻声发笑，那样好隐藏我一脸蓦然的空洞。

4·Life so one day, suddenly looking back, felt light, I have a surprise and hope.

生命中有那么一天，蓦然回首，灯火阑珊处，我有惊喜和盼望。

5·Wandering in the past and now, I think now, suddenly back, found that a string of deep shallow footprint, in deducing the sections of the story of a dream.

我徘徊在过去与现在，思考现在，蓦然回道，发现那一串串深深浅浅的脚印，在演绎着一段段梦一般的故事。

忽然之间

1·Not traditional information technology but suddenly really popular, far simpler than what we've used in the past.

它们都不属于传统的信息技术，而是忽然之间变得非常流行，并且比我们过去使用的技术简单得多。

2·But now Mr Obama is suddenly stuck.

可是现在欧巴马先生却忽然之间不能动了。

3·“People who have been single for years are suddenly focused on finding someone,” says Greg Waldorf, the boss of eHarmony, a wholesome marriage-oriented site with more than 20m paying subscribers.

一个很棒的, 以结婚为目的, 拥有200万付费会员的网站: eHarmony老闆, 奎格 卫道夫说: “那些已单身了好几年的人们, 现在忽然之间都专注于想找到另一半.”

4·Suddenly, they're forced to figure out how to keep their marriages healthy while working to keep their businesses afloat.

忽然之间，有一个问题摆在了他们面前：如何让企业维持经营的同时保持健康的婚姻关系。

5·Suddenly, the rich content on the Internet is readily reachable without having to carry around a bulky laptop.

忽然之间，不需要使用笨拙的笔记本电脑就可以访问到互联网上的丰富内容。