trackball
noun [ C ] uk/ˈtræk.bɔːl/ us/ˈtræk.bɔːl/
（电脑键盘上操控光标的）轨迹球
a ball on the keyboard of a laptop or other computer that you roll with your finger in order to move the cursor on the screen
| 词汇 | trackball |
| 类别 | 英译汉、英汉双解翻译词典 |
| 释义 | trackball noun [ C ] uk/ˈtræk.bɔːl/ us/ˈtræk.bɔːl/ （电脑键盘上操控光标的）轨迹球 a ball on the keyboard of a laptop or other computer that you roll with your finger in order to move the cursor on the screen |
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