Teacher:Translate the given Spanish text to English
Teacher: Now, understand the problem? Solve this instance: The fluid can pass through a flow region in the nozzle.
Student:

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
El fluido puede pasar a través de una región de flujo en la boquilla.