To help interact, QB has a laser pointer, twin high-resolution cameras, a 3.5-in. touch screen, and speakers.

为了有助于互动，QB有一个激光指针，双高清晰度的摄像头，3.5英寸触摸屏和扬声器。

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The S 4 comes with several new technologies intended to help users interact with the phone.

WSJ: Samsung refreshes iPhone-challenging Galaxy line

In fact, a growing number of electronic devices and software packages contain identifying numbers to help them interact with each other.

ECONOMIST: The surveillance society | The

Jeeves' enterprise-software business, designed to help businesses interact with customers, pulled in 15% of revenue and has the dimmest prospects for growth right now, Battle says.

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