他说：“我们听到的一些事情显示，那些回到他们原来住所的家庭，要是得到足够帮助的话，也只能维持生计。”
"Anecdotal evidence shows that families who have returned to their areas of origin will only be able to sustain themselves if they get enough assistance," said Chauzy.
卢旺达是依赖于传统的只能维持生计的农业，从而意味着增加粮食生产的唯一途径就是把更多贫瘠的土地都开发出来。
Rwanda's dependence on traditional subsistence farming meant that the only way to grow more food was to move onto ever more marginal land.
许多家庭只能勉强维持生计。
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