dynamo

dinamo

Máquina que produce electricidad cuando algo la hace girar.

En inglés sencillo: A machine that makes electricity when something turns it.

• The bicycle has a small dynamo.
• The dynamo powers the front light as the wheel turns.
• Older cars used dynamos to charge their batteries.

Sinónimos: generator

Expresiones frecuentes: bicycle dynamo, dynamo power, dynamo output

torbellino, persona incansable

Persona con mucha energía que consigue hacer muchísimas cosas.

En inglés sencillo: Someone who has lots of energy and gets a great deal done.

• My sister is a real dynamo.
• Our new manager is a dynamo who keeps everyone moving.
• Those two volunteers are dynamos, organizing events every weekend.

Sinónimos: powerhouse, live wire

Expresiones frecuentes: a real dynamo, an absolute dynamo, a little dynamo

dinamo

Proceso por el que el movimiento de materia dentro de un planeta o una estrella genera un campo magnético.

En inglés sencillo: A process inside a planet or star that creates a magnetic field through moving material.

• Earth's dynamo creates its magnetic field.
• Moving liquid iron drives the dynamo inside the planet.
• Scientists studied how stellar dynamos change over time.

Expresiones frecuentes: planetary dynamo, solar dynamo, dynamo action