immediately

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。

副词 immediately:

1. without delay or hesitation; with no time intervening
   同义词：instantly, straightaway, straight off, directly, now, right away, at once, forthwith, in real time, like a shot
2. near or close by
3. bearing an immediate relation

1. He began to look for another position immediately.
   他马上开始寻找另一个职位。
2. It's imperative that you apologize to him immediately.
   你必须立即向他道歉。
3. If you want to catch that train we'd better set off for the station immediately.
   你要是想赶上那班火车，咱们就最好马上动身去火车站。
4. She immediately regretted her decision.
   她做出决定后立即感到后悔。
5. The purpose may not be immediately evident.
   这种目的不一定显而易见。
6. All those who are immediately involved will be informed of the decision.
   这个决定将被通知给所有直接有关的人。
7. I came here immediately after having my supper.
   我一吃完晚饭就来这里了。