A liter of oil generates as much energy... 一升石油产生的能量

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generates liter oil energy much of as a
  1. With its help,
    因此
  2. A country of farmers became a country of agricultural industrialists.
    农业国家变成了机械化农业国家
  3. Machines replaced men.
    机器代替了人力
  4. A liter of oil generates as much energy...
    一升石油产生的能量
  5. As 100 pairs of hands in 24 hours,
    相当于100双手劳作24小时
  6. But worldwide only three percent of farmers have use of a tractor.
    但是世界上仅百分之三的农民使用拖拉机
  7. Nonetheless, their output dominates the planet.
    尽管如此 他们的产出在地球上占多数

来自《家园 第一部分 Home Part1》第 325 行

Walden21
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