| |||
| trackball (mouse); rolling ball; control ball | |||
| tracker ball; trackball (шар-манипулятор) | |||
| track ball; tracking ball | |||
|
трекбол : 4 phrases in 2 subjects |
| Computers | 2 |
| Information technology | 2 |
| |||
| trackball (mouse); rolling ball; control ball | |||
| tracker ball; trackball (шар-манипулятор) | |||
| track ball; tracking ball | |||
|
трекбол : 4 phrases in 2 subjects |
| Computers | 2 |
| Information technology | 2 |