adv.(副词)

1. 立即
2. 马上
3. 立刻
4. 即刻
5. 顿时
6. 当下
7. 紧迫地
8. 迫切地

conj.(连词)

1. 一…（就…）
2. 一经…立即

Adverb:

1. without delay or hesitation; with no time intervening;

   "he answered immediately"
   "found an answer straightaway"
   "an official accused of dishonesty should be suspended forthwith"
   "Come here now!"
   

2. without any delay;

   "he was killed outright"
   

1. 立即：103.lately 近来 | 104.instantly 立即 | 105.at once 马上

2. 立即地：instantiation 实例化 |instantly 立即地 | instar 中间形态

3. 即刻地：instant 即刻 |instantly 即刻地 | instead 代替

4. 立即,立刻：08 instant立即的,直接的,紧迫的,速溶的 | 09instantly立即,立刻 | 10 instead代替,顶替

Her voice is instantly recognizable.

她的声音一下子就能听出来。

The driver was killed instantly.

司机当场死亡。

For an instant, Catherine was tempted to flee...

有那么一会儿,凯瑟琳很想逃跑。

The pain disappeared in an instant.

疼痛立刻就消失了。

At that instant the museum was plunged into total darkness...

就在那时,博物馆陷入了一片漆黑。

In the same instant he flung open the car door.

与此同时,他猛地推开了车门。

I had bolted the door the instant I had seen the bat.

我一看到蝙蝠就把门闩上了。

Mr Porter's book was an instant hit...

波特先生的书一经推出便大受欢迎。

He had taken an instant dislike to Mortlake.

他一到莫特莱克就觉得不喜欢这个地方。

...instant coffee.

速溶咖啡

She was used to having her orders instantly obeyed.

她习惯了让人即刻服从她的命令.

I looked to the ground instantly, and I saw my voodoo doll.

我马上向地上看去, 看到了我的伏都人偶.

Without conscious decision all of her powers instantly concentrated on the possibility of escape.

她马上下意识地把全部力量集中到设法逃脱上.

instantly he pulled out his watch and looked.

他立刻取出怀表看了看.

We pressed the buzzer in our cabin and a steward arrived instantly.

我们按了客舱的呼叫器,一个乘务员马上来了.

Hearing this, I was instantly on the alert.

我一听这话, 当下就警惕起来.

I recognized her instantly I saw her.

我一看见她就把她认出来了.

Though he slept soundly, he awoke instantly.

他虽然睡得很香, 但是马上就醒了.

The disloyal thought was instantly suppressed.

这个不忠的念头被立刻打住.

The diplomat threw in a joke, and the tension was instantly relieved.

那位外交官插进一个笑话, 紧张的气氛顿时缓和下来.

I telegraphed instantly I arrived there.

我一到了那里就打电报.

an instantly forgettable tune

转瞬即忘的曲调

Her voice is instantly recognizable.

她的声音一下子就能听出来。

A mother recognises the feel of her child's skin when blindfolded. Similarly, she can instantly identify her baby's cry.

即便是蒙上眼睛母亲也能摸出自己孩子的肌肤。同样地，母亲也能立即听出自己孩子的哭声。

He instantly grasped that Stephen was talking about his wife.

他马上就明白斯蒂芬在说他的妻子。

I was instantly branded as a rebel.

转眼间我被诬蔑为叛徒。

Some styles are so flattering that they instantly become classics.

有些款式特别衬人，很快就成了经典。

The boat instantly tilted, filled and sank.

船立即倾斜，进了水，然后沉没了。

• Though I closed the throttle instantly, it seemed an age before the engine stopped.

  出自：F. Chichester

immediately，instantly，presently，directly，shortly，soon，at once，right away

这些副词或副词词组均有“立刻、马上”之意。

immediately指做完一件事后，立即就做另一件事，中间一般没有明显的时间间隔。

instantly指恰恰就在此刻，一秒钟也没耽误。

presently指不久、即将。

directly和immediately同义，指毫无迟疑。

shortly和soon同义，指动作发生或完成的速度之快。

soon常用词，指行动快，完成速度快。

at once口语中常用，语气强烈，指时间紧迫，一刻也不能耽误。

right away主要用于美国英语，语气稍弱于at once，强调动作迅速。