urea oxalate

例句：

1. 1. Urea oxalate is a common chemical used in fertilizers.
   尿素草酸盐是一种常见的化肥化学物。
2. 2. The soil test showed that the urea oxalate levels were high in the area.
   土壤测试显示该地区的尿素草酸盐含量较高。
3. 3. The plant uses urea oxalate to produce its own food.
   这种植物使用尿素草酸盐来生产自己的食物。