primer
Pronunciación: [ˈprɪmər]
Palabra
Contexto: «education»
(noun) a small book or booklet that helps you learn the basics of a subject. It's often used in schools to teach young kids how to read or understand simple concepts.
Ejemplo
The teacher gave us a primer on how to solve simple math problems.
Ejemplo
They didn't have a primer, so understanding the topic was harder for the students.
Ejemplo
Have you ever used a primer to learn something new?
Contexto: «chemistry»
(noun) a substance that is used to prepare a surface for painting or other treatments. It's like a base layer that helps things stick better.
Ejemplo
We used a primer on the wall before painting it to make the color look brighter.
Ejemplo
Skipping the primer made the paint chip off easily later.
Ejemplo
Why do we need a primer before applying the final coat of paint?
Contexto: «biotechnology»
(noun) a short piece of DNA or RNA that helps in starting a process during experiments or tests. It's important in science for making copies of DNA.
Ejemplo
Scientists used a primer to help duplicate the DNA for their research.
Ejemplo
Without the right primer, the experiments didn't work as planned.
Ejemplo
What role does a primer play in DNA testing?
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