slow release rate

例句：

1. 1.The drug has a slow release rate, so it takes longer to feel the effects.
   这种药物有缓慢释放的特性，所以效果需要更长时间才能显现。
2. 2. In agriculture, slow release fertilizers are used to ensure that nutrients are released gradually over time.
   在农业中，使用缓释肥料是为了确保营养物质逐渐释放。
3. 3. Slow release technology is often used in medical devices to deliver medication more consistently and effectively.
   慢释技术常用于医疗设备中，以更一致和有效地输送药物。