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refractory
UK
/rɪˈfræk.tər.i/
US
/rɪˈfræk.tɚ.i/
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Explain the two main meanings of “refractory”: heat-resistant and stubborn or difficult to control.
Compare “refractory” with “fireproof,” “resistant,” and “stubborn”; when is each more natural?
Show how “refractory” is used as a noun in materials engineering and as an adjective.
Give five B2-level examples of “refractory” in different contexts, with translations.
List useful collocations with “refractory,” such as “refractory materials” and “refractory child.”
Explain the tone and typical contexts of the figurative meaning “stubborn” or “uncooperative.”
Create a short exercise where I choose the correct meaning of “refractory” in context.
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