You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
Translate the given Spanish text to English

A method for converting a series of m-bit information words to a modulated signal is described.
Solution: Se describe un método para convertir una serie de palabras de informacion de bits m a una señal modulada.
Why? The translation is fluent, formal, and accurate

New input: A dispenser design including a hold back means.
Solution:

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
Un diseño de dispensador que incluye medios de sujeción posterior.