trimethyl-urea

例句：

1. 1. This compound is used as a fertilizer in agriculture.
   这种化合物在农业中用作肥料。
2. 2. It's important to maintain proper pH levels for the growth of this plant.
   保持适当的pH水平对这种植物的生长至关重要。
3. 3. The chemical reaction between these two substances produces trimethyl-urea.
   这两种物质之间的化学反应产生三甲基尿素。