Part 1. Definition
This task is about translating a given English language sentence to Spanish.
Part 2. Example
It's this amazing wonderful feeling and you know it when you get it.
Answer: Es ese sentimiento asombroso e increíble, y lo reconoces cuando lo sientes.
Explanation: This is a good example because the English sentence has been translated correctly to Spanish.
Part 3. Exercise
You don't see luminescence until the submersible begins to move forward through the water, but as it does, animals bumping into the screen are stimulated to bioluminesce.
Answer:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Uno no ve luminiscencia hasta que el sumergible se mueve hacia adelante por el agua, y al hacerlo, los animales que chocan con la pantalla son estimulados a la bioluminiscencia.