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单词
ammonoid
释义
ammonoids是ammonoid的复数
ammonoid
美
英
网络
菊石;菊石类
复数:
ammonoids
英英
网络释义
n.
1.
an
extinct
cephalopod
mollusk
with
a
partitioned
shell
1.
菊石
...是现代的新头足类(Neocoleoidea),或是
菊石
(
ammonoids
),都是由拥有外壳的鹦鹉螺类在4.5亿年前到3亿年前的古生 …
baike.soso.com
2.
菊石类
在古无脊椎动物学家看来,直角石、内角石、珠角石、鹦鹉螺等通称为鹦鹉螺类(nautiloids),与包括菊石和杆石在内的“
菊石
…
www.guokr.com
例句
释义:
菊石,菊石类
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grasping at straws
grasping biopsy forceps
grasping forceps
grasping forceps for endoscope
grasping for straws
grasping hand
grasping lungs forceps
grasping manipulation
grasping means
grasping mechanism
grasping method
grasping organ
grasping position
grasping reflex
grasping spines
grasping support
grasping system
grasping the nettle
grasping tongs
grasp of
grasp reflex
grasp
grasp at
grasp sb's meaning
grasps the nettle
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更新时间:2026/4/29 4:26:43