Ni vojaĝis tra la teritorio.

Ni is the standard Esperanto subject pronoun meaning we.

Esperanto pronouns are short and fixed:

• mi = I
• vi = you
• li = he
• ŝi = she
• ĝi = it
• ni = we
• ili = they
• oni = one / people in general

Unlike in English, Esperanto pronouns do not change form for subject/object in most basic uses the way English has we/us. Instead, Esperanto usually shows grammatical role with endings, especially -n for the direct object when needed.

The ending -is marks the past tense in Esperanto.

So:

• vojaĝas = travels / is traveling
• vojaĝis = traveled / was traveling / did travel
• vojaĝos = will travel

Esperanto verb endings are very regular:

• -as = present
• -is = past
• -os = future
• -us = conditional
• -u = command / wish
• -i = infinitive

That means once you know the root vojaĝ- (travel), you can build the whole verb system very easily.

The base is vojaĝ-, which means travel or relates to traveling.

Then Esperanto adds a verb ending:

• vojaĝi = to travel
• vojaĝas = travels / is traveling
• vojaĝis = traveled
• vojaĝos = will travel

This is very typical in Esperanto: a root plus a standard ending.

Because teritorio is the object of the preposition tra, not a direct object of the verb.

In Esperanto, the -n ending is mainly used for:

1. a direct object
2. sometimes to show direction toward something

But after a preposition like tra (through, across), you usually do not add -n just because the noun follows the preposition.

So:

• tra la teritorio = through the territory

No -n is needed here.

Tra means through or across, depending on context.

In this sentence, it shows movement passing within or across an area:

• Ni vojaĝis tra la teritorio. = We traveled through / across the territory.

It suggests movement from one part of the territory to another, not just being located there.

Compare:

• en la teritorio = in the territory
• al la teritorio = to the territory
• tra la teritorio = through the territory

La is the Esperanto definite article, meaning the.

So:

• teritorio = territory
• la teritorio = the territory

Esperanto has only one article:

• la = the

There is no separate word for a/an. If Esperanto says just teritorio, it can mean a territory or just territory, depending on context.

No. La never changes.

It is always:

• la viro = the man
• la virino = the woman
• la libroj = the books
• la domon = the house (direct object)

Even when the noun changes, la stays the same. This is much simpler than in many European languages.

Because -o is the standard noun ending in Esperanto.

So:

• teritori-o = territory

This is one of the most important patterns in Esperanto:

• -o = noun
• -a = adjective
• -e = adverb
• -i = infinitive verb

From the same root, you can often build related words:

• teritorio = territory
• teritoria = territorial
• teritorie = territorially

Esperanto verbs do not change according to the subject.

So the same verb form is used with I, you, he, we, they, etc.:

• mi vojaĝis
• vi vojaĝis
• li vojaĝis
• ni vojaĝis
• ili vojaĝis

The subject tells you who did the action, and the verb ending tells you the tense. This is one reason Esperanto grammar is considered easy to learn.

Yes, Esperanto word order is fairly flexible.

The normal order here is:

• Ni vojaĝis tra la teritorio.

But other orders can be possible for emphasis or style, such as:

• Tra la teritorio ni vojaĝis.

That said, the basic subject-verb-prepositional phrase order is the most neutral and easiest for learners.

A careful pronunciation guide is:

vo-ja-ĜIS

More roughly:

• vo like vo in vote, but shorter
• ja like ya
• ĝ sounds like the j in judge
• is like ees but shorter, with a pure vowel

A more phonetic approximation:

• voya-JHEES is not perfect, but may help an English speaker

Important points:

• j in Esperanto sounds like English y
• ĝ sounds like English j in jam
• stress falls on the second-to-last syllable

So in vojaĝis, the stress is on ja:

• voJAĝis

It is pronounced roughly:

te-ri-to-RI-o

Key points:

• every vowel is pronounced clearly
• stress is on the second-to-last syllable

So the stress falls on ri:

• te-ri-to-RI-o

Approximate English-style help:

• teh-ree-toh-REE-oh

But remember that Esperanto vowels are pure and consistent:

• e = like e in met but often cleaner
• i = like ee in see
• o = like a pure o

Yes. In many contexts, tra can be translated either way.

English often chooses between through and across based on nuance:

• through may emphasize passing within an area
• across may emphasize crossing from one side to another

Esperanto tra can cover both ideas depending on context. So a translation may vary, even though the Esperanto sentence stays the same.

It would be grammatical, but it means something different.

• Ni vojaĝis tra la teritorio = We traveled through/across the territory.
• Ni vojaĝis en la teritorio = We traveled in the territory.

Tra emphasizes movement passing through the area.
En just places the action inside the area.

So if the idea is crossing or passing through that territory, tra is the better choice.