trackwheel

trackwheel

 英

  • 网络滚轮;转动拨轮;拨弄黑莓手机的滑轮

例句

They tried to use the trackwheel as a way for a user to scroll through phone options and, without a keyboard, try to enter numbers.

他们尝试通过滚轮实现手机选项切换数字输入没有键盘