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单词 ammonoid
释义
ammonoid
(once / 2954828 pages)
n

WORD FAMILY
ammonoid
USAGE EXAMPLES
Although the process can be pricey, McGowan says, "this paper justifies the expense of examining further ammonoid specimens."
Scientific American(Jan 06, 2011)
n one of the coiled chambered fossil shells of extinct mollusks
Syn|Hyper
ammonite
fossil
the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil
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英语词典包含147318条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

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