“spade”的概念、定义、翻译、参考文献-科学参考

单词	spade
释义	spade [spād] ^{DESIGN ENGINEERING} A shovellike implement with a flat oblong blade; used for turning soil by pushing against the blade with the foot.
随便看	rat typhus rauhaugite Raunkiaer system Rauracian Rauschelback rotor Rauwolfia ravelly ground ravine ravinement raw raw data rawhide raw humus rawin rawinsonde rawin target raw map raw material raw score raw sewage raw silk raw sludge raw water ray ray acoustics

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。