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brachiopods
英音[ breɪtˈʃaɪɒpɒdz ] 美音[ ˈbrækiəpɑːdz ]
腕足类
常用释义
词性释义
n.
[古生] 腕足类
例句
全部
腕足类
One of the
paired
,
hinged
shells
of
certain
mollusks
and of
brachiopods
.
某些软体动物或鳃足动物的成对的、铰接开合的贝壳之一
Sponges
,
corals
and
brachiopods
(
a
once
-
widespread
group
that
look
a
bit
like
bivalve
molluscs
)
were
particularly
badly
hit
.
海绵动物、珊瑚类和腕足类动物（一个曾经分布广泛的种群，看起来有点像双壳类软体动物）尤其惨遭重创。
Contrasting
other
regions
of
the
world
during the
stage
,
brachiopods
have
high
abundance
and
diversity
in
South
China
.
相对于该时期世界其它地区而言，华南地区腕足类的丰度和分异度都比较高。
More
than
90%
of
Permian
genera
of
sponges
,
corals
and
brachiopods
vanished
in
the
extinction
.
二叠纪海绵、珊瑚和腕足动物三个属多于90%的物种在大灭绝事件中消失了。
More
than
90%
of Permiangenera of
sponges
,
corals
and
brachiopods
vanished
in
the
extinction
.
高过百分之九十海绵类、珊瑚类以及腕足类生物在大灭绝中消失了。
The
event
took
its
hardest
toll
on
marine organisms
such
as
shelled
brachiopods
,
eel
-
like
conodonts
,
and
the
trilobites
.
这个事件使海洋生物付出了最惨重的代价，如带壳的腕足类，鳗鱼类牙形虫和三叶虫等就这样灭绝了。
Shelly
creatures
such
as
trilobites
and
brachiopods
,
of
whose
ancestors
there
is
little
sign
in
the
rocks
,
are
suddenly
everywhere
.
像三叶虫和腕足类一样的贝壳类生物是谁的祖先在岩石中得到一点提示，这些东西到处都是。
1·During the Ordovician, most life was in the sea, so it was sea creatures such as trilobites, brachiopods and graptolites that were drastically reduced in number.
在奥陶纪，大多数生命都生活在海洋里，所以海洋生物，例如三叶虫、腕足类动物与笔石动物的数量在此时急剧减少。