矿物质

kuàng wù zhì de jiàn yì shè rù liàng

矿物质的建议摄入量

the recommended intake of minerals

guò duō de jiàng yǔ chōng zǒu tǔ rǎng zhōng bǎo guì de kuàng wù zhì

过多的降雨冲走土壤中宝贵的矿物质。

Excessive rainfall washes out valuable minerals from the soil.