Before the War, much of Britain's food was imported and when German U-boats began attacking ships bringing food to the country, Britain went on rations (配给).
出自-2011年6月阅读原文
柯林斯高阶英汉双解学习词典释义
N-COUNT
定量;配给量
When there is not enough of something, your ration of it is the amount that you are allowed to have.