This task is about translating a given English language sentence to Spanish.

That, traditionally doctors ordered tests that are fairly straightforward, like a blood count, or a blood type, or something like that, and they can easily tell patient what that means in a sentence.
Tradicionalmente los doctores ordenaban análisis bastantes sencillos, como conteo de sangre o tipo de sangre o algo por el estilo, y ellos pueden fácilmente decirles al paciente qué significa en una oración.