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efficiency
UK
/ɪˈfɪʃənsi/
US
/ɪˈfɪʃənsi/
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Explain the different meanings of “efficiency” and when to translate it as “эффективность,” “производительность,” or “экономичность.”
Compare “efficiency” and “effectiveness” with examples.
Teach me common collocations with “efficiency,” such as “improve efficiency” and “energy efficiency.”
Explain whether “efficiency” is countable and how to use it with articles and plural forms.
Show how “efficient” and “efficiently” are related to “efficiency,” with examples.
Give me five B2-level examples of “efficiency” in different contexts, with Russian translations.
Quiz me with three questions about the meaning and use of “efficiency.”
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