價格：免費
更新日期：2018-08-03
檔案大小：19M
目前版本：4.3
版本需求：Android 4.0.3 以上版本
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A compass is an instrument used for navigation and orientation that shows direction relative to the geographic cardinal directions (or points) from north.
bubble level or simply a level is an instrument designed to indicate whether a surface is horizontal (level) or vertical (plumb)
