释义 |
belemnites 英be'ləmnaɪts美be'ləmnaɪts COCA²⁵⁴³³⁷⁺⁶BNC⁷⁰⁸⁷⁹ 基本英英 箭石类¹⁰⁰原型belemnite的复数 名词 belemnite: 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 |