compact disc
| real-time operating system
- only individual words found
| compact discs | |
| busin. | 激光唱盘 |
| real time operating system | |
| nucl.pow. | 实时操作系统 |
| real-time operating system | |
| earth.sc. | 实时运行系统; 实时作业系统 |
| |||
| 激光唱盘 | |||
|
compact disc : 3 phrases in 1 subject |
| Business | 3 |