p.a

英 美
  • (=postapplicationem)(拉)应用后；敷用后,(=proanno)(拉)一年；某年

详细释义

名词 pa:
  1. an informal term for a father; probably derived from baby talk

  2. a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead

  3. a unit of pressure equal to one newton per square meter

  4. a Mid-Atlantic state; one of the original 13 colonies

  5. an electronic amplification system used as a communication system in public areas

双语例句

    1. This has been a banner year in sales.
      这是销路特旺的一年。
    2. Jim has not held down a job for more than a year.
      没有一份工作吉姆能保住一年。

相关词汇

PWL P Py-GC-MS p-Tyramine pyrazolidone pyridinoline p-overflow pyridoxamine P.W.A. Pyrnetrozine pyrrolnitrin P.D.T.
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