Three-quarters of fishing grounds are exhausted, 四分之三的捕捞海域枯竭

12. Since 1950, fishing catches have increased fivefold,
    自1950始 海洋捕捞增长了5倍
13. From 18 to 100 million metric tons a year.
    年捕捞量从1800万吨♥涨到1亿吨♥
14. Thousands of factory ships are emptying the oceans.
    成千上万的捕捞船正在掏空海洋
15. Three-quarters of fishing grounds are exhausted,
    四分之三的捕捞海域枯竭
16. Depleted or in danger of being so.
    已经枯竭或将要枯竭
17. Most large fish have been fished out of existence,
    大多数大鱼已经被捞光
18. Since they have no time to reproduce.
    因为他们没有时间繁殖

来自《家园 第二部分 Home Part2》第 15 行