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单词 particle sizes
释义

particle /pärˈti-kl/

noun
  1. A little part
  2. A very small portion
  3. A clause of a document
  4. A minute piece of anything, eg dust
  5. A little hard piece
  6. A material point (mechanics)
  7. A smallest amount
  8. A short, usu indeclinable word, such as a preposition, a conjunction or an interjection
  9. A prefix or suffix
  10. A crumb of consecrated bread or a portion used in the communion of the laity (RC)
ORIGIN: L particula, dimin of pars, partis a part

particˈulate adjective

Having the form of, or relating to, particles

noun

A particulate substance

particle accelerator noun

A device by means of which the speed of atomic particles may be greatly accelerated

particle beam weapon noun

A weapon whose destructive force consists of a beam of high-energy subatomic particles

par'ticleboard noun (N American)

Same as chipboard (see under chip)

particle physics singular noun

The study of fundamental particles and of fundamental interactions (also called high-energy physics)

particle size noun (geology)

The general dimensions, eg average diameter or volume, of grains in a rock or sediment

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更新时间:2024/11/11 1:33:31