1. effective
Do you think you have to be able to pass for a native speaker to be an effective spy?
I hear that studying in the morning is more effective. Studying one hour in the morning is as good as three hours at night.
OPP ineffective
I hope you're prepared to communicate under these conditions, because e-mail is most effective and convenient when different time zones are taken into consideration.
Everyone has the right to an effective remedy by the competent national tribunals for acts violating the fundamental rights granted him by the constitution or by law.
These quotations were effective in sending complex messages to his friends, because, in his day, people could quote from such authors with every expectation of being understood.
My father achieved that and more in four words, which made quoting Shakespeare as effective as any business adviser could wish.
The most effective means for the propagation of Esperanto is the fluent and elegant use of this language.
In order to bring about an effective agreement of wills, it is not sufficient to study other languages.
As of midnight tonight the contract becomes effective.
The art of modern warfare does not necessarily require soldiers to be armed to the teeth to be effective as combatants.
1. That picture would look more effective on a dark background. 2. The soldiers gained effective control of the town.
An effective writer is one who knows what sort of words should be employed in any specific context.
Out of the four policies that were suggested, I think the most effective one would be the "Improvement of Preventive Care and Health Promotion" policy.
Girls wearing mini-skirts, walking or sitting, are very effective eye-openers.
英語 "という言葉efektywny"(effective)集合で発生します。
Lekcja z Łukaszem 7.03 i 12.03.17Spekout Intermediate 2ND Unit 5 (All)On the move (tourism, travel) unit 7Przydatne słówka business english 08.06Business Result - first impressions2. efficient
He insists on things being done in the most efficient way and he usually does them that way himself.
The English language is undoubtedly the easiest and at the same time the most efficient means of international communication.
I'm efficient.
Some of my colleagues think I spend too long with patients, and that I'm not efficient.
Back in my days, cars weren't so efficient. This coffee machine is quite efficient
Because machines could be made progressively more and more efficient, Western man came to believe that men and societies would automatically register a corresponding moral and spiritual improvement.
Efficient machinery replaced manual labor.
An efficient FBI agent does not make any bones about carrying out his duties.
The city's transport system is one of the most efficient in Europe. We need someone really efficient who can organize the office and make it run smoothly. She runs the business very efficiently.
Good customer service has to deal with customer's problems in an efficient way.
The new refrigerator is more energy-efficient. He is a very efficient worker.
1. In addition, manufacturers must introduce an efficient monitoring system.
fluorescent lamps are efficient at converting electricity into light
Lack of originality, everywhere, all over the world, from time immemorial, has always been considered the foremost quality and the recommendation of the active, efficient and practical man...
英語 "という言葉efektywny"(efficient)集合で発生します。
[SŁÓWKA Z ROZMÓW] - 8.02.2017Air force book 2, 1-3biuro, budynki, cechy, cialo, czas, czasownikibiuro, budynki, miasto, kierunkiMoja lekcja 26.01.20153. productive
I think our cooperation has become even smoother and more productive.
The author is seventy, but he's no less productive than he was twenty years ago.
You should spend less time complaining and more time doing something productive.
For years I thought that I was a productive person.
My subordinates are productive.
I had a very productive day of cooking yesterday; I made soup, biscuits, and two pies.
Americans spend most of their lives working, being productive.
This factory's productive capacity is 250 cars a week.
Tobacco smoke is productive of cancer.
After hours of browsing TV Tropes, Lyle could predict the ending of any show. This gave him a distaste for entertainment that, in a roundabout way, enabled him to make time for a more productive life.
Every political good carried to the extreme must be productive of evil.
but I haven’t been very productive."
We had a productive meeting and sorted out many problems.
A very productive introductory lesson.
Let's do something productive instead of arguing who's right and who's wrong.
英語 "という言葉efektywny"(productive)集合で発生します。
Moje słówka angielskie (90)1A Finding a jobBBC Learning English