用过掌 上电脑的人都 知道,用它进 行长时间的输 入操作是件耗 时耗力的工 作,虽然有人预言语音输入早晚会取代键盘来完成输入任务,但目前来讲语音识别技术还不成熟而且对环境的要求过于苛刻,不具有普遍使用的可行性。 People who have used a handheld computer know that using it for long-time input operations is a time-consuming and labor-intensive task. Although some people predict that voice input will replace the keyboard sooner or later to complete the input task, speech recognition technology is not yet mature And the requirements of the environment is too harsh, does not have the possibility of universal use.