求翻译：然而全球粮食价格近年来不断出现上涨，粮食危机愈演愈烈，自2007年以来全球的贫困国家中因无力购买粮食而面临生存危机的民众不断出现。是什么意思？

However, in recent years, global food prices continue to rise, food crisis intensified, since 2007 the world's poor countries to buy food due to their inability to survive the crisis facing the people continue to emerge.

However global food prices continue to emerge in recent years, rising food crisis has become fiercer and fiercer and since 2007 has been the global poor countries because of their inability to buy food and survival crisis facing the people continued to arise.

正在翻译，请等待...

Rise in global food prices in recent years, however, the food crisis, since 2007 due to their inability to buy food in the world's poorest countries face a crisis of survival of the people and goes.

However, in recent years, global food prices continue to rise, food crisis intensified, since 2007 the world's poor countries to buy food due to their inability to survive the crisis facing the people continue to emerge.