为使茶花粉孢子内营养物质能够得到充分释放，采用行星球磨机对茶花粉进行了超微化破壁试验研究。

In this study, a Pulverisette planetary ball mill was used for the ultrafine grinding of camellia pollen in attempt to achieve the full release of intracellular nutrients.

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牢牢地关上门窗，防止花粉和孢子的进入。

Keep your Windows and doors tightly closed to help prevent pollen and spores from entering into your home.

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在次生造孢细胞、花粉母细胞和小孢子后期都有液泡数量明显增加或体积增大的过程。

At the late stage of the sporogenous cells, mother pollen cells and microspores, the vacuoles remarkably increased in quantity or size.

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