平均

• Meals average out at 5 per head .
  膳食平均每人。
• summer temperature averages about 70°f.
  夏季平均温度为70F（21）。
• The mean summer radiation has oscillated by about 0. 5% .
  夏季平均辐射的振荡大约为05。
• They went to the theatre on an average of 10. 3 times a year .
  他们平均每年去剧院十点三次。
• He willed that his property be divided equally among his children .
  他立遗嘱将他的钱平均分给孩子们。
• An average of one new star is born in our galaxy each year .
  平均每年在我们的星系中诞生一颗新的恒星。
• At necropsy the heart weight is usually well above average .
  尸检时，可发现心脏重量大大超过平均重量。
• She divided her possessions equally between her four children .
  她把自己的财物平均分给了她的四个孩子。
• Find the magnitude of the average acceleration during the interval .
  求在这段时间间隔内平均加速度的数值。
• The pie of society's total income should be cut into more equal pieces .
  社会的总收入之饼应分得更平均一点。