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belemnite的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
詳盡釋義
n. (名詞)
- 【古生物】箭石（烏賊的化石）
英英釋義
Noun:
-
a conical calcareous fossil tapering to a point at one end and with a conical cavity at the other end containing (when unbroken) a small chambered phragmocone from the shell of any of numerous extinct cephalopods of the family Belemnitidae
belemnite的用法和樣例：
例句
用作名詞 (n.)
- Any of various mineral concretions, such as a belemnite, formerly supposed to be thunderbolts.
很多礦物結核如箭石過(guò)去被認為是雷石。
