理学 协同社交系统 释 open source 开源软件 在软件发行时附上允许用户更改、自由散布或衍生著作的源代码，即授权可以公开使用源代码的软件。
软件工程 释文 open source software 开源软件
- photochromics
- photochromism
- photochromy
- photochronograph
- photochronography
- photocinetic
- photoclick chemistry
- photoclinometer
- photocoagulation
- photocoagulator
- Photo Collection of Chen Keli
- photocolorimeter
- photocolorimetry
- photocommunication
- photocompose
- photocomposer
- photocomposition
- photocon
- photo conductance
- photo-conductance
- photoconductance
- photo conductance relaxation
- photo-conductance relaxation
- photoconduction
- photoconductive