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  2. /fract
  3. /refractory

refractory

🇬🇧 UK/ri'fræktәri/🇺🇸 US
GREC1

Definitions

adj.

Stubbornly resistant to control or authority; not responding to medical treatment; able to withstand very high temperatures

执拗的,难管的;难治的;耐高温的

n.

A material that can withstand very high temperatures without melting, used in furnaces and kilns

耐火材料

🧩 Root Breakdown

Root-derived
reagain, back
+
fractbreak, break apart
+
oryrelating to, having the nature of
=refractory

Common Collocations

  • 1.refractory period不应期/难治期
  • 2.refractory material耐火材料
  • 3.refractory disease难治性疾病
  • 4.[refractory patient]难管的患者

Example Sentences

  • 1.

    The refractory student refused to follow any classroom rules despite repeated warnings.

  • 2.

    Doctors struggled to treat her refractory epilepsy, which failed to respond to multiple medications.

  • 3.

    Refractory bricks are used to line furnaces because they can endure extreme heat.

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