These arguments may have been used as a rhetorical device to argue for a perpetuation of a United Nations role.

这些争论可能已被用作支持联合国角色永存的一种修辞手段。

《柯林斯英汉双解大词典》

The role of the device driver, then, is to query the touch screen controller whenever an interrupt occurs, and to ask the controller to send the coordinates of the touch.

然后，这个设备驱动程序的角色是每当出现中断时就查询触摸屏控制器，并请求控制器发送触摸的坐标。

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In developing the device, Apple focused on the role the gadget could play in homes and in classrooms, say people familiar with the situation.

知情人士称，苹果在开发这一设备时十分关注该设备在家庭与教室中所能起到的作用。

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Microsoft has held its own, aided by its more active role in the mobile device business than its woeful PC brethren have shown so far.

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In music, Sony's dual role as both record company and device-maker did little to help the MiniDisc format, which was never widely adopted.

ECONOMIST: Sony

Smartphones and other mobile device will play a significant role this year, Shop.org said.

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