Раз уж Вы всё равно идёте в центр, заодно зайдите в банк; там наверняка уже нет очереди.

Раз уж is a conversational expression meaning something like since, seeing that, or if you’re going there anyway.

In this sentence, it introduces the logic behind the suggestion:

• Раз уж Вы всё равно идёте в центр...
• Since you’re going to the center anyway...

It often carries the idea: given that this is already the case, you might as well do X.

Capitalized Вы is a polite, respectful way to write you when addressing one person formally.

So here:

• Вы идёте = you are going / you’re going in a formal or polite way

In printed texts and modern casual writing, people do not always capitalize Вы, but capitalization is common in polite personal communication and can signal respect.

Russian uses the same forms for:

• you (plural) and
• you (formal singular)

So Вы идёте can mean either:

• you all are going, or
• you are going when speaking politely to one person

In this sentence, it is clearly the formal singular meaning.

Here всё равно means anyway or in any case.

So:

• Вы всё равно идёте в центр
• you’re going to the center anyway

This is a very common phrase. Depending on context, всё равно can also mean it makes no difference, but here it clearly means anyway.

Not necessarily. In Russian, the present tense of an imperfective verb is often used for a planned or expected action, especially when it is already understood or arranged.

So Вы идёте в центр can mean:

• you’re going to the center
• you’re on your way to the center
• you’re going into town / to the center anyway

It does not have to mean the person is literally walking there at this exact second.

Because идти expresses motion to a place, and Russian uses:

• в + accusative for movement into / to
• в центре would mean in the center (location, not movement)

So:

• идти в центр = to go to the center / downtown
• быть в центре = to be in the center

Here центр means the town/city center, often like downtown.

Заодно means while you’re at it, at the same time, or in the process.

So:

• заодно зайдите в банк
• while you’re at it, stop by the bank

It suggests doing one extra thing conveniently during another trip or activity.

Зайдите is the imperative of зайти, a perfective verb. Here it means drop in, stop by, or go in briefly.

So it is not just go in a general sense. It implies a short, purposeful visit:

• зайти в банк = to stop by the bank

This makes good sense with заодно: if you’re already going to the center, you might as well drop by the bank.

Because идите в банк usually just means go to the bank, while зайдите в банк means stop by the bank or drop in.

That nuance is important here. The speaker is not giving a big standalone command; they are making a practical suggestion connected to the person’s existing trip.

Also, зайдите is perfective, which suits a single completed action:

• stop by once
• make a visit

Because зайти in this meaning commonly takes в + accusative to show entering or going into a place:

• зайти в магазин = stop by the store
• зайти в банк = stop by the bank

So банк appears in the accusative case. Since банк is an inanimate masculine noun, its accusative singular looks the same as the nominative:

• nominative: банк
• accusative: банк

Наверняка means probably, almost certainly, or for sure, depending on context.

Here it means something like:

• there’s probably no line anymore
• there almost certainly isn’t a queue anymore

It expresses fairly strong confidence, stronger than plain maybe, but not quite an absolute guarantee.

Because нет requires the genitive case.

So:

• nominative: очередь = a queue / line
• genitive: очереди

Therefore:

• там нет очереди = there is no queue there

This is a very important Russian pattern:

• нет времени = there is no time
• нет денег = there is no money
• нет очереди = there is no queue

The word уже means already / any longer, depending on how it is translated into English.

So:

• там уже нет очереди
• literally: there already is no queue there
• natural English: there’s no line there anymore

The idea is that there may have been a queue earlier, but by now it has probably disappeared.

Russian commonly uses singular очередь to mean a queue / a line as a general situation.

So нет очереди simply means:

• there is no line
• there is no queue

That is fully natural in Russian. English may also say there’s no line, so the singular matches quite well here.

The semicolon connects two closely related clauses:

• Раз уж Вы всё равно идёте в центр, заодно зайдите в банк;
• там наверняка уже нет очереди.

The second clause explains or supports the suggestion in the first one: stop by the bank; there’s probably no line anymore.

A semicolon is stronger than a comma and helps separate two full thoughts that are still tightly connected.

It is grammatically an imperative because of зайдите, but in tone it feels more like a practical suggestion than a harsh command.

That softer tone comes from expressions like:

• Раз уж... = since...
• всё равно = anyway
• заодно = while you’re at it

Together they make the sentence sound natural and helpful, something like:

• Since you’re going downtown anyway, why not stop by the bank too?

So the imperative here is polite and conversational, not aggressive.