英语词汇“built-in pointing device”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	built-in pointing device
释义	built-in pointing device built-in pointing device [¦bilt‚in ′pȯint·iŋ di‚vīs] (computer science) A trackball or pointing stick that is built into the case of a portable computer and used to move an on-screen pointer.
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