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单词
micropyles
释义
micropyle
/mīˈkrə-pīl/
noun
The orifice in the coats of the ovule leading to the apex of the nucellus, through which the pollen tube commonly enters (
botany
)
An opening by which a spermatozoon may enter an ovum (
zoology
)
ORIGIN:
Gr
mikros
little, and
pylē
gate
micropyˈlar
adjective
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helplessly
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helplessnesses
helpline
helplines
helpmate
helpmates
helpmeet
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help off with
help oneself
help oneself to
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help out
helps
helter-skelter
helter-skelteriness
helter-skelters
helve
helved
helve-hammer
helve-hammers
helves
Helvetian
Helvetic
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更新时间:2026/1/16 8:37:27