magnesium nitrate

例句：

1. 1. This chemical is used to make fertilizers and pesticides.
   这种化学物质用于制造肥料和农药。
2. 2. The plant requires a certain amount of magnesium nitrate for growth.
   植物需要一定量的硝酸镁来生长。
3. 3. Magnesium nitrate is an important ingredient in many foods and drinks.
   硝酸镁是许多食物和饮料中的重要成分。