La Palabra del Día: Eficaz
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Work must be done by yourself.
This thread is about YOUR ability not the ability of the translator. 
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Remember to correct your posts as suggested or they can NOT be "accepted".
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My Example:
Desgraciadamente, he aprendido en el colegio que estudiar por ósmosis no es un método eficaz.
Unfortunately, I have learned in college that studying by osmosis is not an effective method.
18 Answers
¿Cuándo vamos a encontrar una resolución eficaz al calentamiento global?
When are we going to find an efficient solution to global warming?
We're doing our bit for the environment and have just bought an energy efficient dishwasher.
Estamos aportando nuestro granito de arena para el medio ambiente y acabamos de comprar un lavavajillas eficaz de la energía.
Edit, gracias Heidi
Estamos aportando nuestro granito de arena para el medio ambiente y acabamos de comprar un lavavajillas eficaz que ahorra energía.
Chris, en el Colegio de la Vida yo he aprendido que a veces ser eficaz no es eficaz. Pero por lo menos ambos hemos aprendido algo, ¿no?
Chris, in the College of Life I have learned that sometimes it is not efficient to be efficient. But at least we have both learned something, haven't we? 
Esta bombilla es una invención eficaz para ayudarnos a conservar energía.
This bulb is an effective invention to help us save energy.
Es mas eficaz hacer dos cosas al misma tiempo.
It's more effective to do two things at once.
Para criar plantas no es eficaz sólo plantar unas semillas en la tierra. Hay que regarlas, enterrarlas en la tierra con substancias nutritivas, ponerlas al sol o a la sombra (depende de qué les gusta).
For cultivating plants it`s not efficient to only plant the seeds in the ground. You have to water them, fertilize them, give them sun or shade (depends on what they like).
La comunicación eficaz es muy importante, ¿verdad?
Effective communication is very important. Right?
Hay una edición especial de este libro para miembros de SpanishDict.com. ¡Para funcionar en este sitio de web, se tiene que gestionar el tiempo de una manera eficaz!
There is an edition of this book for members of SpanisDict.com. In order to function on this web site one must manage time in an effective way!
My wood heater is efficient,my lounge room is very warm. Mi calentador de combustible sólido es eficaz ,mi salón es muy calentar.
El amor es más eficaz que estar enojado.
Love is more effective than being angry.
This guy knows how to be efficient.
Este hombre sabe como ser eficaz.
Dije que yo era eficaz. No dije que era bueno. I said that I was efficient. I didn't say that I was good.
"Systems thinking" is a method of looking at the entire system to improve it and make it more efficient and functional.
"Pensamiento de la Sistema" es una moda de mirando de una sistema en total para improvarlo y hacerlo mas eficaz y funcional.
Shoes without laces are effective to wear if you don't lose your shoes.
Los zapatos sin cordones son eficaz para usar si no pierdes los zapatos.
Creo que Skype es un métoda eficaz para aprender pronunciación correcta de español y e inglés.
I think Skype is an effective way to learn the correct pronunciation of Spanish and English.
