wǒmen nìngkě màn yìdiǎnr, yě bù nìxíng.

宁可……也不…… is a fixed pattern used to express preference between two options, often when both options are not ideal.

Its basic meaning is:

would rather A than B

So in this sentence:

宁可慢一点儿，也不逆行

the speaker is saying that going a little slower is the acceptable choice, while 逆行 is the choice they reject.

A very close grammar equivalent is:

• 宁可 + option A, 也不 + option B
• would rather + A, than + B

The 也不 part adds emphasis: even so, still not / even then, not willing to.

Yes, 也 often means also, but in this pattern it does not simply mean also in the English sense.

In 宁可……也不……, 也 helps form a set expression. It gives the sentence a stronger sense of:

• even so
• still
• in any case

So 也不逆行 means something like:

• still won’t go the wrong way
• even then, we won’t drive/go against traffic

This is one of those cases where translating 也 word-for-word as also would sound unnatural.

Use 不 here because the sentence is talking about a choice, principle, or intention, not about whether an action happened in the past.

不 is used for:

• general negation
• habits
• intentions
• refusals
• future actions

没 is used mainly for:

• things that didn’t happen
• completed actions that were not carried out

Here, the speaker means:

• we would rather be slower; we refuse to go against traffic

So 不逆行 is correct.

If you said 没逆行, it would sound more like:

• we did not go against traffic

That would describe a past fact, not a principle or decision.

逆行 literally means to go in the opposite direction.

Most commonly, it is used in traffic contexts, such as:

• driving the wrong way
• riding against the flow of traffic
• going against a one-way direction

So in this sentence, it strongly suggests a traffic or road-safety context.

Depending on context, 逆行 can sometimes be used more broadly, but for learners the most useful core meaning is:

• to go against traffic
• to travel in the wrong direction

It functions as a verb here.

This is very natural in Chinese. A verb is often understood from context and left unstated.

In English, you might expect something like:

• drive a little slower
• go a little slower
• walk a little slower

Chinese often allows the adjective 慢 to stand in this kind of position when the action is obvious from context.

So 慢一点儿 here means:

• be a bit slower
• go a bit slower
• drive a bit slower

The exact verb is not spoken, because the listener can infer it.

This kind of omission is common and natural in Mandarin.

一点儿 means a little bit.

So:

• 慢 = slow
• 慢一点儿 = a little slower / a bit slow / slow down a little

In this sentence, it softens the idea. The speaker is not saying:

• be very slow

but rather:

• it’s fine to be a bit slower

This makes the sentence sound more reasonable and practical.

Yes, 一点 is possible, but 一点儿 is very common in spoken Mandarin, especially in northern-influenced speech.

The 儿 here is called erhua. It often makes the expression sound more conversational and natural.

So:

• 一点 = a little
• 一点儿 = a little

In many situations, the meaning is basically the same.

For learners, it is useful to know that:

• in speech, 一点儿 is extremely common
• in writing, both may appear depending on style and region

If you say 慢一点 instead of 慢一点儿, people will still understand you perfectly well.

慢 and 慢慢 are related, but they are not used in exactly the same way.

Here, 慢一点儿 means:

• a little slower

This fits the idea of comparing two choices.

慢慢 often means:

• slowly
• little by little
• take your time

For example:

• 慢慢走 = walk slowly
• 慢慢来 = take it slow / take your time

In this sentence, 慢一点儿 is the more natural form because the speaker is comparing degrees of speed, not describing a manner in an ongoing way.

我们 is not always strictly necessary, because Chinese often drops the subject when it is obvious from context.

So both can be natural, depending on context:

• 我们宁可慢一点儿，也不逆行。
• 宁可慢一点儿，也不逆行。

Including 我们 makes the statement more explicit:

• we would rather do this

Omitting it can sound more general, like:

• better to go a little slower than go against traffic

So the subject is included here to clearly state who is making the choice.

It sounds quite natural, but it also has a public-message / safety-slogan feel.

Because of the structure 宁可……也不……, it sounds firm and principled. That makes it suitable for:

• road safety messages
• warnings
• public campaigns
• statements of rules or values

In everyday speech, a person could say it too, especially in a traffic context, but it has a slightly more emphatic tone than a casual sentence.

The tone is firm, responsible, and value-based.

It is not just describing speed and direction. It is saying:

• safety or correctness matters more than convenience
• being a bit slower is acceptable
• breaking the rule is not acceptable

That is why 宁可……也不…… works so well here: it expresses a clear preference and a moral or practical boundary at the same time.