be

be rich in发音：英 [bi rɪtʃ ɪn] 美 [bi rɪtʃ ɪn]

be rich in是一个短语，意思是：富于;含有丰富的…

例句：

A healthy diet should include a variety of food, most of which should be rich in nutrients.

翻译为：健康饮食应该包含多种多样、丰富多彩的食物种类，而且这些食物都应该富含营养物质。

The flowers and fruit of the wild rose can be used to make a natural herb tea, which is rich in trace nutrients.

翻译为：野玫瑰花果是一种纯天然饮品，它含有丰富的微量元素。

例句中的be rich in都表示含有丰富的…。