英文:He talks about economic growth as a great indicator for freedom, I agree with him.
中文:他论及经济增长是自由的一个有力的显示器,我同意。
英文:An indicator or a sighting apparatus on a plane table, used in angular measurement.
中文:旋标装置飞机控制板上的指示器或观测仪,用来测量角度
英文:A hand-held, button-activated input device that when rolled along a flat surface directs an indicator to move correspondingly about a computer screen, allowing the operator to move the indicator freely, as to select operations or manipulate text or graphi
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