They have a small touch-screen display and audio speaker, for user interaction.

此外还有用于用户互动的触摸屏和对讲器。

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The touch screen is employed for man-computer interaction.

触摸屏系统用于人机交互；

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Adopts advanced touch screen terminal display and has man-machine interaction function by selecting and setting function parameters.

采用先进触摸屏终端显示，具有人机对话功能，选择设定各项功能参数。

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The second demoed title, Electroplankton, makes use of the touch screen and voice interaction to produce an "otherwordly array" of sights and sounds to alternatively sooth or stimulate players.

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Whether you touch buttons on the screen or on the keyboard is a very small part of your interaction with the device.

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