Preparamos la cabecera y la miniatura.

Preparamos is the first-person plural form of preparar, so it tells you the subject is we.

That means the sentence is talking about what we prepare / prepared.

In Spanish, the verb ending often already shows the subject, so you do not need to say nosotros.

Yes. Preparamos can mean either:

• we prepare / we are preparing → present tense
• we prepared → preterite (simple past)

This happens with many -ar verbs in the nosotros form: the present and preterite look the same.

So without context, preparamos is ambiguous. The wider situation tells you which meaning is intended.

For example:

• Hoy preparamos la cabecera y la miniatura. → Today we prepare / are preparing the header and the thumbnail.
• Ayer preparamos la cabecera y la miniatura. → Yesterday we prepared the header and the thumbnail.

Because Spanish often drops subject pronouns when they are not needed.

The ending -amos already tells you the subject is we, so nosotros is usually unnecessary.

You might add nosotros only for:

• emphasis
• contrast
• clarity

For example:

• Nosotros preparamos la cabecera y la miniatura, y ellos escriben el texto.

Here nosotros is useful because it contrasts we with they.

Because both cabecera and miniatura are feminine singular nouns, so they take the feminine singular definite article la.

• la cabecera
• la miniatura

In Spanish, articles must agree with the noun in gender and number.

Spanish normally repeats the article when you have two definite nouns joined by y.

So:

• la cabecera y la miniatura = natural and standard

Repeating the article makes it clear that you mean the header and the thumbnail as two separate definite things.

In English, we often use the just once or twice depending on style, but in Spanish repeating it here is very normal.

Cabecera is a context-dependent word.

In a digital, design, or publishing context, it often means something like:

• header
• banner
• top section
• sometimes masthead

In other contexts, cabecera can mean other things, so the exact meaning depends on what is being prepared.

So in this sentence, it most likely refers to the header area of a page, document, channel, or design.

It can mean both, depending on context.

In everyday digital/media contexts, miniatura very often means:

• thumbnail
• a small preview image

So if this sentence is about videos, webpages, posts, or graphic design, la miniatura is probably the thumbnail.

In other contexts, miniatura can also mean a miniature object or artwork.

No, not with preparamos.

Preparamos is an indicative form, meaning we prepare / we prepared.

If you want Let’s prepare..., Spanish uses:

• Preparemos la cabecera y la miniatura.

So:

• preparamos = we prepare / we prepared
• preparemos = let’s prepare

The basic order is very normal:

• verb + object
• Preparamos la cabecera y la miniatura.

Spanish does allow more flexibility than English, but this is the most neutral and natural order.

You could change the order for emphasis, but that would sound less neutral. For a simple statement, the original sentence is exactly what you would expect.

You would change the verb form:

• Preparo la cabecera y la miniatura. = I prepare / I prepared
• Preparas la cabecera y la miniatura. = You prepare / you prepared (informal singular, depending on context)
• Prepara la cabecera y la miniatura. = He/She prepares or You prepare (usted), depending on context

So the only change needed is usually the verb ending, because that shows who is doing the action.