“Dowtonian”的概念、定义、翻译、参考文献-科学参考

单词	Dowtonian
释义	Dowtonian [dau̇`tōn·ē·ǝn] ^GEOLOGY Uppermost Silurian or lowermost Devonian geologic time.
随便看	fly cutter fly cutting flying angle flying-aperture scanner flying boat flying bomb flying bridge flying buttress flying clock flying-crane helicopter Flying Fish flying fish flying head flying hour rate flying paster flying saucer flying shear flying spot flying-spot microscope flying-spot scanner flying switch flying veins fly-off fly rock flysch

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。