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单词
pronephra
释义
pronephra
in British English
(
prəʊˈnɛfrə
)
plural noun
pronephros
pronephros
in British English
(
prəʊˈnɛfrɒs
)
noun
Word forms:
plural
-roi
(
-rɔɪ
)
or
-ra
(
-rə
)
the first-formed anterior part of the embryonic kidney in vertebrates, which remains functional in the larvae of the lower vertebrates
See also
mesonephros
,
metanephros
Derived forms
pronephric
(
proˈnephric
)
adjective
Word origin
C19: New Latin, from
pro-
2
+ Greek
nephros
kidney
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beat something out
beat swords into ploughshares
be attended with something
be at the bottom of
be-at-the-bottom-of
be at the bottom of something
be at the bottom of the pile, be at the top of the pile
be-at-the-bottom-of-the-pile-be-at-the-top-of-the-pile
beat the bounds
beat the bushes
beat the champions
beat the competition
beat the disease
beat the drum for
beat the gun
beat the living daylights out of someone
beat the pants off someone
beat the rap
beat the shit out of
beat-the-shit-out-of
be at the top of the tree
beat time
beat to the draw
beat to the punch
beat-to-the-punch
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更新时间:2026/2/8 17:37:59