细筛

例句：

1. 1. We need to use a fine sieve to separate the flour from the water.
   我们需要用细筛将面粉和水分离开来。
2. 2. The scientist used a fine sieve to collect the tiny particles of pollen.
   科学家使用细筛收集花粉中的微小颗粒。
3. 3. The chef carefully placed the ingredients into a fine sieve for thorough mixing.
   厨师小心翼翼地把食材放到细筛中进行彻底混合。