p-m s

英 美
  • abbr.=process-memoryswitch处理机存储器开关
  • m n.字母M
  • p n.字母P
  • s n.字母s
名词 pms:
  1. a syndrome that occurs in many women from 2 to 14 days before the onset of menstruation

名词 pm:
  1. an examination and dissection of a dead body to determine cause of death or the changes produced by disease

  2. a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium

  3. the person who holds the position of head of the government in the United Kingdom

  4. modulation of the phase of the carrier wave