valve

válvula, llave de paso

Dispositivo que se abre o cierra para regular el paso de líquido o gas por una tubería.

En inglés sencillo: A device you open or close to control the movement of liquid or gas through a pipe.

• Close the valve to stop the water.
• He turned the valve slowly.
• A leaking valve caused the pressure to drop.

Expresiones frecuentes: open the valve, close the valve, gas valve

válvula antirretorno, válvula de retención

Dispositivo que deja pasar líquido o gas en un solo sentido e impide que retroceda.

En inglés sencillo: A device that lets liquid or gas pass in one direction and prevents it from flowing back.

• The valve prevents water from flowing back.
• A faulty valve allowed air to escape.
• These valves keep the liquid moving in one direction.

Sinónimos: check valve, non-return valve

Expresiones frecuentes: one-way valve, check valve, non-return valve

válvula

Parte delgada del cuerpo que deja pasar sangre u otras sustancias en un sentido e impide su retorno.

En inglés sencillo: A thin part inside the body that lets blood or other material pass one way and stops it returning.

• One heart valve was damaged.
• The surgeon replaced the faulty valve.
• These valves prevent blood from flowing backward.

Expresiones frecuentes: heart valve, aortic valve, valve replacement

válvula

Pieza que se abre para dejar entrar aire y combustible al motor o salir los gases quemados.

En inglés sencillo: An engine part that opens to let air and fuel enter, or used gases leave.

• The engine has a damaged valve.
• The mechanic replaced two exhaust valves.
• Each intake valve opens to let air into the cylinder.

Expresiones frecuentes: exhaust valve, intake valve, engine valve