jeoneun hyeonjangeseo amugeosdo mos bwasseoyo.

저는 uses the humble first-person pronoun 저, which is more polite than 나.

• 저는 = as for me / I in a polite way
• 나는 = as for me / I in a casual, plain way

Since the sentence ends with -어요, which is polite speech, 저는 matches that level well.

So:

• 저는 현장에서 아무것도 못 봤어요. → polite
• 나는 현장에서 아무것도 못 봤어. → casual

The particle 는 is the topic particle, so 저는 means something like as for me or I, for my part.

현장에서 is made of:

• 현장 = the site, the scene, the location where something happened
• -에서 = at, in, from a place; often marks the place where an action happens

So 현장에서 means at the scene, on-site, or at the location.

In this sentence, it marks the place where the speaker did not see anything.

A learner-friendly way to think about it is:

• 집에서 먹어요 = eat at home
• 학교에서 공부해요 = study at school
• 현장에서 봤어요 = saw it at the scene

아무것도 means anything or nothing at all, but it is normally used with a negative verb.

It breaks down like this:

• 아무것 = anything
• -도 = even

So the feeling is something like not even one thing.

Because the verb is negative here (못 봤어요), 아무것도 means:

• I saw nothing
• I couldn’t see anything

This is a very common Korean pattern:

• 아무것도 없어요. = There is nothing.
• 아무것도 안 했어요. = I didn’t do anything.
• 아무것도 못 봤어요. = I couldn’t see anything.

The particle -도 adds emphasis, similar to even in English.

So:

• 아무것도 못 봤어요 has the feeling of I couldn’t see even a single thing
• without -도, the phrase would sound incomplete or unnatural in this kind of negative sentence

This 아무 + noun + 도 + negative verb pattern is extremely common in Korean.

Examples:

• 아무도 몰라요. = Nobody knows.
• 아무 데도 안 갔어요. = I didn’t go anywhere.
• 아무 말도 안 했어요. = I didn’t say anything.

This is one of the most important questions in Korean.

• 안 봤어요 = did not see / didn’t watch

  • often sounds like simple negation
  • can imply choice, intention, or just the fact that it didn’t happen

• 못 봤어요 = could not see / was unable to see

  • suggests inability, circumstances, or lack of opportunity

So in this sentence, 못 봤어요 means the speaker was unable to see anything at the scene, not just that they chose not to look.

Compare:

• 영화를 안 봤어요. = I didn’t watch the movie.
• 영화를 못 봤어요. = I couldn’t watch the movie.

In your sentence, 못 makes it sound like conditions at the scene prevented the speaker from seeing anything.

Because here 못 is an adverb meaning cannot / unable to, and adverbs are written separately from verbs.

So:

• 못 봤어요 = correct
• 못봤어요 = nonstandard spacing

This is similar to:

• 잘 먹어요 = eat well
• 빨리 가요 = go quickly
• 못 봐요 = cannot see

There is also a different 못하다 meaning to be bad at, but that is a separate word in other contexts. In this sentence, 못 is simply the negative adverb modifying 봤어요.

보다 means to see or to watch.

To make it past polite:

1. start with 보다
2. remove 다 → 보
3. add past/polite ending -았어요
4. 보 + 았어요 contracts to 봤어요

So:

• 보다 = to see
• 봐요 = see / look / watch
• 봤어요 = saw

This contraction is very common:

• 가다 → 갔어요
• 오다 → 왔어요
• 보다 → 봤어요

So 못 봤어요 literally means was not able to see / could not see.

-어요 is the polite speech style commonly used in everyday Korean conversation.

So 봤어요 is a polite, standard way to say saw.

This makes the whole sentence sound natural in many normal situations, such as:

• talking to someone you do not know well
• speaking politely to a coworker
• answering a question in a neutral, respectful way

If you changed the speech level:

• 못 봤어요 = polite
• 못 봤어 = casual
• 못 봤습니다 = formal

No. 현장 is broader than that.

It generally means the actual site, the location, or the field scene where something is happening or happened.

Depending on context, it can mean:

• a crime scene
• an accident site
• a construction site
• an event location
• an on-site workplace

So 현장에서 does not automatically mean something criminal. It simply means at the scene / on-site, and the exact nuance comes from context.

The strongest built-in grammatical emphasis is on 저는, because 는 marks the topic.

So the sentence has a feeling like:

• As for me, I couldn’t see anything at the scene.

But 아무것도 is also strongly emphatic because of -도, giving the sense of not even one thing.

So the overall nuance is something like:

• As for me, I couldn’t see anything at all at the scene.

If the speaker wanted to emphasize the location more strongly, they might say something like 현장에서는 in a context where the contrast matters.

Yes, it can, depending on context.

Because 못 봤어요 means I couldn’t see, the sentence can sound like:

• the speaker genuinely had no visual information
• the conditions made it impossible to see clearly
• the speaker is saying they are not able to provide visual evidence

For example, if someone asks what happened at the scene, this sentence could imply:

• I was there, but I didn’t actually see anything
• I can’t tell you what happened because I didn’t witness it clearly

So beyond the basic meaning, it can carry a subtle implication of I’m not in a position to describe what I saw, because I saw nothing.

Yes. 현장에서 is optional if the location is already understood from context.

• 아무것도 못 봤어요. = I couldn’t see anything.
• 저는 아무것도 못 봤어요. = As for me, I couldn’t see anything.
• 저는 현장에서 아무것도 못 봤어요. = As for me, I couldn’t see anything at the scene.

Adding 현장에서 simply gives the sentence a specific location and makes the statement more precise.