immediately/at once/instantly/right away.导航词义：立刻，马上

1. immediately:adv. 即刻，马上.指毫不耽搁地，也可指某一事件刚一发生，另一事件便紧接着发生，中间几乎没有时间间隔。

He answered the phone immediately.

他马上接起电话。

Crack an egg and separate the yolk immediately.

打一个鸡蛋，然后立刻将蛋黄分离出来。

2. at once:adv. 立刻，马上.词义同 immediately，强调一刻也不耽误，但常用于口语中。

The little girl recognized her mum at once.

那个小女孩一眼就认出了妈妈。

Now, turn off the TV at once and do your homework.

现在立刻关掉电视去做作业。

3. instantly:adv. 立即，马上.词义同 immediately，但语气更强。

The soldier who was shot in the chest died instantly.

那名胸部中弹的士兵当即死亡。

Thanks to the Internet, mail is now instantly available.

多亏有了因特网，邮件现在可即时接收。

4. right away:adv. 马上，立即.词义同 at once，可换用。

I'll go and pick her up right away/at once.

我马上去接她。

I'll call her right away/at once.

我马上给她打电话。

全部

1·I warmed to her immediately.

我立即喜欢上了她。《牛津词典》

2·She answered almost immediately.

她几乎立刻就回答了。《牛津词典》

3·The pain immediately eased.

疼痛立刻减轻了。《牛津词典》

4·I was immediately enthused.

我立刻兴奋起来了。《柯林斯英汉双解大词典》

5·I took to my new boss immediately.

我立刻对新老板产生了好感。《牛津词典》

6·They leapt into action immediately.

他们立即断然采取了行动。《牛津词典》

7·The lifeboat was launched immediately.

那艘救生艇被立刻放下了水。《牛津词典》

8·The agreement was terminated immediately.

那项协议立即被终止了。《牛津词典》

9·She immediately reeled off several names.

她立即一口气说出了好几个名字。《牛津词典》

10·He immediately flung himself to the floor.

他立即扑倒在地。《柯林斯英汉双解大词典》

立即

1·They leapt into action immediately.

他们立即断然采取了行动。《牛津词典》

2·I warmed to her immediately.

我立即喜欢上了她。《牛津词典》

3·She immediately reeled off several names.

她立即一口气说出了好几个名字。《牛津词典》

4·The agreement was terminated immediately.

那项协议立即被终止了。《牛津词典》

5·He immediately flung himself to the floor.

他立即扑倒在地。《柯林斯英汉双解大词典》

立刻

1·The pain immediately eased.

疼痛立刻减轻了。《牛津词典》

2·The lifeboat was launched immediately.

那艘救生艇被立刻放下了水。《牛津词典》

3·Firefighters were on the scene immediately.

消防队立刻赶到现场。《牛津词典》

4·Mike immediately stopped what he was doing.

迈克立刻停下手头的事情。《牛津词典》

5·She shut her eyes and fell asleep immediately.

她闭上眼，立刻就睡着了。《牛津词典》

马上

1·I vote that we all go to Houston immediately.

我建议我们都马上去休斯敦。《柯林斯英汉双解大词典》

2·Dr. Samuels immediately disavowed the newspaper story.

塞缪尔斯医生马上否认了报纸上的这条新闻。《柯林斯英汉双解大词典》

3·An ECG was done before the exercise and immediately after.

运动前和运动后马上做了心电图。《柯林斯英汉双解大词典》

4·The fact that he didn't say 'no' immediately is a good sign.

他没有马上拒绝，这是好征兆。《牛津词典》

5·The mystery hero immediately alerted police after spotting a bomb.

那个不知名的英雄发觉炸弹后马上报了警。《柯林斯英汉双解大词典》

直接地

1·We are able to construct a three dimensional model of a person's heart to immediately understand the relationship between the heart's blood vessels and related permanent injury.

我们能够建立一个人心脏的3维模型来直接地了解其心脏血管和相关长久损害的关系。

立马

1·He did reply, though not immediately.

他确实回复了，不过不是立马回复。《柯林斯英汉双解大词典》

2·Seven companies producing Alaska salmon were immediately granted permission to display the MSC logo on their products.

七个生产阿拉斯加鲑鱼的公司立马获准在其产品上展示海洋管理工作委员会的图标。

3·Now I rise, pee, and immediately go to my meditation chair.

现在我起床，如厕，然后立马进入我的冥想专椅。

4·I immediately grabbed my camera, and took a picture of the picture.

我立马抓起我的相机，并拍了一张该照片的照片。

5·For some reason, every Asian male who meets them immediately assumes they only date White men, and thus don't even bother approaching my sisters.

因为某些原因，每个遇到她们的亚裔男生都会立马假设她们只约会白人，从而连想都不想主动接近的事儿。

顿时

1·My sleep immediately disappear; in order to calm my mood I sat up first, then simply put on my clothes, went onto the balcony and listened to the austral birds singing at midnight.

我的睡意顿时消失，为了平静我的心绪，我先是坐了起来，随后索性披上衣衫走上阳台，倾听南国鸟儿的夜半歌声。

2·It's a little scary. But if you have another person with you, you immediately feel safer.

回想起那种让人禁不住战战兢兢的感觉，这时如果有他人结伴同行，你会顿时觉得安心不少。

3·A musketball struck the king in the left foot and opened up a long gash which immediately began to bleed profusely.

一颗滑膛枪弹击中了国王的左脚，撕开一条长长的伤口，顿时血流如注。

4·The audience immediately went into complete silence and listened attentively.

顿时台下鸦雀无声，听众凝神聆听。

5·Therefore, the lamp light in the little house was brighter immediately and in addition the light shadow of its yellow color was penetrated to the snow land outside the door.

这小屋的灯光顿时更亮，黄色的光影还透射到窗外的雪地上。

随即

1·Whatever the scientists ultimately conclude, all of their data will immediately be disputed.

无论科学家们最终得出什么结论，他们的所有数据将随即受到质疑。《柯林斯英汉双解大词典》

2·The wounded soldier opened his eyes once, but lost consciousness again immediately.

那个伤员睁了一下眼晴随即又昏了过去。《新英汉大辞典》

3·I had a feeling of anxiety. I began immediately to think of excuses and how I could avoid coming back.

托主的福，我对自己说不行……我感到了一种焦虑，随即开始想借口，想着怎样才能不再来这里。

4·A little later Norton reminded them of Hamilton's Law of Parsimony, the application of which they immediately claimed for every reasoning process of theirs.

不久诺尔屯又反提醒他们汉密尔顿的悭吝律。他们随即宣称他们的每一个推理过程都是应用着这一规律的。

5·Some of them were detained temporarily and freed immediately.

有些人被暂时拘留，随即就被释放。

即刻

1·The cause of the accident was not immediately apparent.

这次事故的起因并非即刻可明。《柯林斯英汉双解大词典》

2·Rather, we would not have been likely to spend enough time getting to know each other, due to the lack of immediately visible mutual interests.

相反，由于缺乏即刻显而易见的共同兴趣爱好，我们不太可能花足够多的时间去了解对方。

3·In part, developers invent their own tools simply because they do not immediately see how to accomplish goals in the existing tools.

开发人员发明自己的工具的部分原因，只不过是因为他们没有即刻发现如何用现有工具实现其目标。

4·The claim was immediately disputed by experts at the Louvre in Paris, where the painting is on display.

这个看法一经提出，画作所在的巴黎卢浮宫的专家们即刻表示反对。

5·Psychologist Maarten Bos, who led the research at Radboud University in the Netherlands, said: Unconscious thought produces better decisions than when people decide immediately.

来自荷兰内梅亨大学的心理学家、该研究发起者马尔特称，与即刻定夺相比而言，潜意识会催生更好决策。

即时

1·Find ways to immediately assess what you are doing so that you can determine what creates value.

找到能即时评估你所作所为的方法，这样你就能确定什么才能创造价值。

2·This framework helps you immediately understand broker behavior, and can be used for problem diagnosis and in optimizing broker environments.

这个框架帮助您即时了解代理的行为，并且可用于诊断问题和优化代理环境。

3·General Clark, in announcing that the armistice would be signed early this morning, seemed confident that nothing could immediately prevent it from being carried out.

克拉克将军宣布停战协议将在今天早上签署，他看来非常有信心，认为没什么即时的问题可以阻协议的实施。

4·Small cups of cardamom-infused coffee, juice and biscuits are served immediately.

装满豆蔻的咖啡，果汁的小杯子和饼干被即时奉上。

5·This weakness provides system engineers with opportunities to implement application or database servers immediately following a customer request.

这个弱点给系统工程师提供了随客户请求即时实现应用或数据库服务器的机会。

(1)immediately after立即；接在…之后

(1)immediately following紧跟着

(1)reply immediately速复