“simple machinery”的概念、定义、翻译、参考文献-科学参考

单词	simple machinery
释义	simple machinery Encyclopedia 理学静力学释 simple machinery简单机械人类在劳动实践中最早创造的结构简单的机械，包括杠杆、滑轮、斜面、螺旋、尖劈等。
随便看	Sharm el-Sheikh Sharnima Sharon Olds Sharonov crater Sharon Pollock Sharp sharp sharp chain sharp cochain sharp cornered potential well sharp-crested measuring weir sharp cut-off model Sharpe Sharpe index sharpener sharpening sharpening stones Sharpen the Knife First, and Then Kill sharper form sharp estimate Sharpeville Massacre sharp form sharp function sharp image sharp inequality

科学参考收录了854744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。