pollen可數(shù)嗎

　　pollen例句分享

　　Seeds and pollen are spread by the wind.

　　種子和花粉是隨風傳播的。

　　Many people are allergic to airborne pollutants such as pollen.

　　許多人對空氣傳播的污染物過敏，比如花粉。

　　As the day goes on, the pollen dries up and becomes hard.

　　日子一天天過去，花粉干結成了硬塊。