Effective vs It only has to work once

Quand utiliser chacun en anglais, avec le sens, le registre et des exemples.

Effective

Top 1000 (très courant)B1adjective

It only has to work once

Top 5000 (assez courant)
Le plus courant: Effective
 EffectiveIt only has to work once
Prononciation🇬🇧 /["/ɪˈfektɪv/"]/🇺🇸 /["/ɪˈfektɪv/"]/🇬🇧 //ɪt ˈoʊnli hæz tə wɜːrk wʌns//🇺🇸 //ɪt ˈoʊnli hæz tə wɜrk wʌns//
SensWorks well or gets good results.It needs to function a single time.
ExempleThe training program was very effective in improving employee skills.In this case, it only has to work once to complete the task successfully.
RegistreNeutreNeutre
FréquenceTop 1000 (très courant)Top 5000 (assez courant)
Niveau CEFRB1-
Nature grammaticaleadjective
Collocationsbe, look, prove, extremely, fairly, very, at, in, be, become, remain, fully, partially, directlywork once, has to work, only has to
Antonymesineffective, unproductive, useless-
Erreurs fréquentes'Effective' is often confused with 'efficient', which means doing something in a good way without wasting time., Learners sometimes use 'effectively' when 'effective' is needed, which is a different grammatical form., Some people mistakenly use 'effective' as a noun, but it's an adjective.Misunderstanding the context, thinking it means multiple times., Confusing it with similar phrases that imply reliability over time.
Notes d'usageUse 'effective' when describing something that produces the desired outcome. It's suitable for both written and spoken contexts but avoid using it in overly casual settings.Used to indicate that something doesn't need to repeat; often in casual conversation or technical contexts.

Vois-le dans de vrais extraits

It only has to work once

Questions fréquentes : Effective vs It only has to work once

Quelle est la différence entre Effective et It only has to work once ?

Effective: Works well or gets good results. It only has to work once: It needs to function a single time.

Lequel est le plus courant : Effective et It only has to work once ?

Effective est le plus courant dans l'anglais de tous les jours.

Peux-tu montrer un exemple de chacun ?

Effective: The training program was very effective in improving employee skills. It only has to work once: In this case, it only has to work once to complete the task successfully.

Puis-je utiliser Effective et It only has to work once de façon interchangeable ?

Pas toujours. Effective et It only has to work once sont proches et se recoupent parfois, mais elles diffèrent par le registre, la fréquence et l'usage, donc remplacer l'une par l'autre peut changer le sens ou le ton. Regarde les différences ci-dessus avant de substituer.

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