Taking advantage of a smart phone's GPS, compass and barometer, the app can determine the location of a person remotely.
通过智能手机的GPS、指南针和气压计，该应用能远程确定某人的位置。
Forexample, the rotational vector sensor is ideal if you are developing a game, anaugmented reality application, a 2-dimensional or 3-dimensional compass, or acamera stabilization app.
打个比方，如果你正在开发一款游戏，包括增强现实的应用，一个2维或者3维德罗盘应用，或者相机防抖的应用等，此时旋转矢量传感器就是最好的选择了。
Click on the compass icon next to someone you've shared your location with in the Nearby Friends section of the app and make sure the "Until I Stop" option is not checked.
点开罗盘图标选项，进入你已经泄露地点信息的周边朋友功能，并且确认自己关闭了这个功能。
Click on the compass icon next to someone you've shared your location with in the Nearby Friends section of the app and make sure the "Until I Stop" option is not checked.
点开罗盘图标选项，进入你已经泄露地点信息的周边朋友功能，并且确认自己关闭了这个功能。
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