英语词汇trackball怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	trackball
释义	track·ballBrE /ˈtrækbɔːl/NAmE /ˈtrækbɔːl/ (also ˈtracker ball, roller·ball) noun (computing 计算机) a device containing a ball that is used instead of a mouse to move the cursor around the screen 跟踪球；光标运动球；轨迹球
随便看	knee-high to a grasshopper knee-hi's knee hises kneeing knee jerk knee-jerk knee-jerks kneel kneeled knee length knee-length kneelike kneeling kneelingly kneels knees knees up knees-up knees-ups knee trembler knee–deep knee–high knee–jerk knell knell

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