If you are developing international apps for Windows Phone 7, the key terms and user interface translations are now available on the Microsoft Language Portal for the following languages:
The terms and translations are available both for online search (select “Windows Phone” in the drop-down) and download (for MSDN/TechNet subscribers).
For more in-depth reference material about building globalized apps for Windows Phone, visit the Globalization and Localization for Windows Phone pages on MSDN.
And if you want to understand some of the key gestures and touch terminology such as “tap”, “double tab”, “pan”, “flick”, “pinch and stretch”, have a look at the illustrations in the UI Design and Interaction Guide for Windows Phone 7 v2.0:
Other Windows Phone pages: