Capacité à obtenir le résultat voulu.
The ability to get the result you want.
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See how the word “efficacité” is used in sentences
On a mesuré l'efficacité du traitement. — The efficiency of the treatment was measured.
Cette machine travaille avec une grande efficacité. — This machine works with great efficiency.
L'efficacité du service s'est nettement améliorée. — The efficiency of the service has improved markedly.
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