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单词 retardation
释义

retard /ri-tärdˈ/

transitive verb
  1. To slow
  2. To keep back development or progress of
  3. To delay
  4. To postpone (rare)
  5. To delay the timing of (an ignition spark)
intransitive verb
  1. To slow down
  2. To delay
noun
  1. Delay
  2. Lag
  3. /rēˈ/ (chiefly US; offensive sl) a person of low intelligence
ORIGIN: L retardāre, -ātum, from re- and tardāre to slow

retarˈdant noun and adjective

(a substance) serving to delay or slow down a chemical reaction, such as rusting

retarˈdate noun (psychology)

A person who is mentally retarded or backward

retardāˈtion /rē-/ or retardˈment noun

  1. Slowing
  2. Delay
  3. Lag

retardative /ri-tardˈə-tiv/ adjective

retarˈdatory adjective

retarˈded adjective

  1. Delayed or slowed down
  2. Slow in development, esp mental, or having made less than normal progress in learning (old)

retarˈder noun

  1. A retardant
  2. A substance that delays or prevents setting of cement

retardˈment noun see retardation above
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更新时间：2024/9/20 16:51:17