单语范例（未经PONS编辑处理）
英语
- Nutrients from the plant travel through vascular tissue in the funiculus and outer integument through the chalaza into the nucellus.en.wikipedia.org
- In chalazogamous fertilization, the pollen tubes penetrate the ovule through the chalaza rather than the micropyle opening.en.wikipedia.org
- He describes the standard arrangement in angiospermsthe nucellus joined by the chalaza to the integuments, which surround the nucellus except at the micropyle, through which the pollen tubes enter.en.wikipedia.org
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英语