“Protodonata”的概念、定义、翻译、参考文献-科学参考

单词	Protodonata
释义	Protodonata [¦prōd·ō·dǝ`näd·ǝ] ^PALEONTOLOGY An extinct order of huge dragonflylike insects found in Permian rocks.
随便看	silicospiegel silicothermic process silification silique silk silk cotton silk cotton tree silk gland silk paper silk-screen printing silkworm silky fracture sill sill anchor sill depth silled basin sillenite sillimanite silo siloxane Silphidae Silsbee effect silt silt discharge rating silting

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