| 1. | The pollen is shed directly on the stigma . 花粉直接散落在柱头上。 |
| 2. | Yellow dust was dropping from the limetrees . 菩提树枝头飘下黄色的花粉。 |
| 3. | Some people have an allergy to pollen . 一些人对花粉有过敏反应。 |
| 4. | Both the pollen grains and the gynoecia are active . 花粉粒和雌蕊都具有活力。 |
| 5. | Pollen sterile blossoms lack normal turgor . 花粉不育的花朵缺乏正常的膨压现象。 |
| 6. | Dad, my eyes are killing me with hay fever ! 爸爸,我患了花粉热,两眼简直痛得要命。 |
| 7. | The scarcity of internally-generated pollen may be overlooked . 这样国内花粉不足的情况便会被忽视。 |
| 8. | Varieties that do not produce fertile pollen are used as females . 不产生可育花粉的品种被用作母体。 |
| 9. | Germinability of pollen largely depends on the extraction procedure . 花粉的发芽力大部分取决提取的过程。 |
| 10. | In practice, wind-borne pollen from outside will enter an orchard . 实际上,来自园外的花粉会随风飘到园内。 |