ciliated funnel

例句：

1. 1. Theciliated funnel is used to collectpollen from the air.
   纤毛管用于从空气中收集花粉。
2. 2. Theciliated funnel is acrucial part of the digestive system.
   纤毛管是消化系统的关键部分。
3. 3.The ciliated funnel helps to preventthe spread of bacteria in the body.
   纤毛管有助于防止细菌在体内的传播。