Transparency with the workings of Google Play Services will aid in figuring out where the root problem lies.

对谷歌发挥服务工作的透明度，将有助于找出问题的根源所在。

youdao

Use Google play game Services to play turn-based games online against your Google + friends, or auto-match opponents.

使用谷歌玩游戏服务在线玩回合制游戏对您的Google +的朋友，或自动匹配对手。

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Obviously, devices that do not have Play or other Google services do not activate with Google and therefore do not show up in Google Activation numbers.

FORBES: Android, China and Addressable Markets

Connecting more people to the Web world-wide creates more potential users of its Web-search engine and other services such as YouTube and its Google Play media and app store.

WSJ: Google to Fund, Develop Wireless Networks in Emerging Markets

The great majority of them come with no Google services: no Google Maps, no Google Play and no Gmail or Google Calendar.

FORBES: Android, China and Addressable Markets