Rice is always the main food for the Chinese.

米饭一直是中国人的主要粮食。

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These fish provide the main food for whales.

这些鱼为鲸鱼提供了主食。

youdao

The nutrients in the rural areas get gobbled up, and the cities become the main food hubs.

在农村地区的营养成分得到的非常充分，并且成为城市中心的主要食品。

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The Agriculture Department says poverty is the main cause of food insecurity and hunger in the United States.

VOA: special.2009.11.23

Here you see the main concern is what's happening with blood sugar when people eat food.

它主要关注的问题是进食引起的血糖变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So that would suggest that education is probably not going to get the job done, because that's not the main driving reason because most people know that they shouldn't eat so much junk food, but education is what we default to when we think about what to do.

所以你们可能认为,教育并不能解决这个问题,因为这不是主要原因,大部分人都知道不该吃那么多垃圾食品,教育是思考解决方法时被忽略了的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Over the past few years, it has convened a series of meetings that brought together leading experts for each of the main food crops, such as wheat, rice, lentils and maize.

BBC: 'Climate-proof' crop hunt begins

Although some of these elegant places still exist and still produce tremendous cuisine, Fine Dining now refers more to the main event: the food on the plate.

FORBES: Fine Dining - At A Shopping Mall?

"The main cause of food insecurity in Africa is war and conflict, " Ms Rudd said.

BBC: Minister calls for more Horn of Africa aid