比率
英文解释:
  1. n.  parity
  2. n.  proportion
  3. n.  Rate
  4. n.  ratio
  5. n.  relation
  6. n.  scale
  7. n.  percentage
  8. n.  standard of reckoning obtained by expressing the quantity or amount of one thing in relation to another
  9.   r. rate
  10.   Rto ratio
法文解释:
  1. n.  taux