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track ball meaning in English

【计算机】跟踪球〔可用以操纵电脑显示屏上光标移动的位置,该球装在盒内,可用手自由转动〕。

Examples

  1. Input devices include keyboards and pointing devices such as mouse , joystick , track ball , or light pen
    输入设备包括键盘和点击设备如鼠标,操纵杆,跟踪球或光笔。

Related Words

  1. ball
  2. track
  3. track back shot
  4. track balance
  5. track ball pointer
  6. track ballast
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