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1.The new device uses a pointing instrumentation to help people find their way around the city.
这款新设备使用指向仪器帮助人们找到城市中的方向。
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2. The scientist used a pointing instrumentation to measure the distance between two points on the map.
科学家使用指向仪器测量地图上两点之间的距离。
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3. The engineer designed a pointing instrumentation that could accurately point out the location of the target object.
工程师设计了一种指向仪器，能够准确地指出目标物体的位置。