Since this seems like a creative request for a short story based on those phrases, I’ll interpret them as a cryptic title and opening prompt. Here’s a story built from your words: (Fylm Mtrjm Kwry Kaml — May Syma 1)
"Kull al-jumhoor huna."
The translator's job was not just to interpret her words. It was to interpret the silence that followed. fylm Everyone Is There mtrjm kwry kaml - may syma 1
Then the door at the far end opened.
The audience—the ones already seated—began to murmur. He realized then: the three hundred weren't spectators. They were the subject. Each had a story they had never told. The girl on stage was not a speaker. She was a key. Since this seems like a creative request for
They came in single file. Sima recognized none of them—not at first. A woman with a scarred hand. A boy holding a dead rabbit by the ears. A priest without a collar. A hacker whose face was blurred even in real life. A soldier crying. A chef in bloody apron. A bride with no groom.
"You translate," the man said. "Everything. Every word. Every silence." Then the door at the far end opened
It sounds like you're referencing a specific film or concept—possibly with stylized or transliterated Arabic titles: (maybe "Film: Everyone Is There"), followed by "mtrjm kwry kaml" which could suggest "mutarjim kawry kamil" (full/complete action translator?), and "may syma 1" perhaps "May Sima 1" (a name or part one).
And for the first time, he understood: the film was not being recorded. It was being lived. He was not the translator. He was the final story.