“Trilobita”的概念、定义、翻译、参考文献-科学参考

单词	Trilobita
释义	Trilobita [´trī·lǝ`bīd·ǝ] ^PALEONTOLOGY The trilobites, a class of extinct Cambrian- Permian arthropods characterized by an exoskeleton covering the dorsal surface, delicate biramous appendages, body segments divided by furrows on the dorsal surface, and a pygidium composed of fused segments.
随便看	omegatron omentum omethioate omission omission factor omission solid solution ommatidium ommatophore omnibearing omnibearing beacon omnibearing converter omnibearing-distance navigation omnibearing distance station omnibearing indicator omnibearing line omnibearing selector omnidirectional omnidirectional antenna omnidirectional hydrophone omnidirectional range omnidistance omnifocal lens omnigraph omnimeter omnirange

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