名词
中文翻译：花粉粒
同义词：
['pollen', 'pollen grain']
例句：
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1.The pollen is a natural part of the plant's reproductive system.
花粉是植物生殖系统的一个自然部分。
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2.Pollen grains are small particles that carry the pollen from flower to flower.
花粉粒是携带花粉从花到花的小颗粒。
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3. Pollination is the process by which pollen is transferred from one flower to another.
传粉是指花粉从一个花传到另一个花的过程。