我们知道，洗碗机、汽车、录像机等等都用实用而明确的功能定位，相比之下，仿人机器人几乎没有确切的功能定位。
Your dishwasher, your car, your DVR all serve a practical, well-defined purpose. Today’s humanoids, meanwhile, serve almost no practical function.
急诊的功能定位及业务范围也日趋明确。
The functions and business scope of emergency care have gradually been clarified.
因此，在研究黄金流通体制改革和完善黄金交易市场功能时，必须做到：明确黄金商品的功能定位；
Therefore, the following should be done in studying the gold distribution system reform and improving functions of gold market: defining the functional property of gold as a commodity;
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