مستحيل نصلح الموتور اليوم.

مستحيل means impossible or no way. In Levantine Arabic, it can be used very naturally at the beginning of a sentence to comment on the whole situation:

مستحيل نصلح الموتور اليوم
= It’s impossible for us to fix the engine today.

So مستحيل is not describing just one word; it is setting the tone for the whole statement.

In Arabic, the verb to be is usually omitted in the present tense.

So where English says:

It is impossible...

Arabic simply says:

مستحيل...

This is completely normal. The idea of is is understood automatically.

نصلح means we fix / we repair.

The prefix نـ often marks we in the present/imperfect verb in Levantine Arabic.

So:

• أصلح = I fix
• نصلح = we fix
• يصلح = he fixes
• تصلح = she fixes / you fix

In this sentence, نصلح means we fix or, in smoother English, we can fix / we will fix, depending on context.

In actual Levantine speech, this verb is commonly pronounced more like nṣalleḥ.

A learner-friendly pronunciation would be:

mistaḥīl nṣalleḥ il-motōr il-yōm

A few useful notes:

• The writing often leaves out short vowels.
• The doubled consonant in the middle may not always be clearly shown in casual spelling.
• So even if you see نصلح, a speaker may pronounce it as nṣalleḥ.

That is very common in colloquial Arabic writing.

الموتور means the engine or the motor.

It is a common colloquial borrowed word in many Arabic dialects. In everyday Levantine, this is very natural.

A more formal or Standard Arabic word would be:

المحرّك = the engine

So:

• الموتور = colloquial, everyday, very common
• المحرّك = more formal / Standard Arabic

الـ is the definite article, meaning the.

So:

• موتور = an engine / engine
• الموتور = the engine

Using الـ tells you this is a specific engine already known from context.

اليوم means today.

In this sentence it comes at the end:

مستحيل نصلح الموتور اليوم

That word order is very natural. But Arabic word order is flexible, so you could move اليوم for emphasis.

For example:

• اليوم مستحيل نصلح الموتور = Today, it’s impossible to fix the engine
• مستحيل اليوم نصلح الموتور = also possible, with slightly different emphasis

The original version is smooth and natural.

Formally, نصلح is an imperfect verb, which can cover present or future depending on context.

Here, because of اليوم, the meaning is about today, so in English it often comes out as something like:

• We can’t fix the engine today
• It’s impossible to fix the engine today
• We’re not going to be able to fix the engine today

So the Arabic does not need a separate future marker here.

Because the sentence is not simply saying we are not fixing it. It is saying something stronger: it is impossible.

Compare:

• ما منصلح الموتور اليوم = We’re not fixing the engine today
• مستحيل نصلح الموتور اليوم = It’s impossible to fix the engine today / No way we can fix it today

So مستحيل adds a strong sense of impossibility, not just negation.

Yes, definitely. Some common alternatives are:

• ما فينا نصلّح الموتور اليوم = We can’t fix the engine today
• ما منقدر نصلّح الموتور اليوم = We’re not able to fix the engine today
• مستحيل نصلّح الموتور اليوم = It’s impossible to fix the engine today

The version with مستحيل sounds stronger and more emphatic than the other two.

It is understandable across the Arabic-speaking world, but it feels fairly natural in Levantine too, especially because of الموتور.

A very colloquial Levantine pronunciation would make it sound even more dialectal, especially in speech:

mistaḥīl nṣalleḥ il-motōr il-yōm

So the written sentence is simple, natural, and broadly understandable, while the spoken pronunciation makes the Levantine flavor clearer.