The user interface is divided into gesture area, contour area, control area and information suggestion area.

将用户界面分为手势区、轮廓区、控制区、信息提示区等。

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The gesture area beneath the panel is the same as it ever was, though we did notice a bit of insensitivity at times.

手势区还是和以前一样，虽然有好几次我们使用下来觉得反应不太灵敏。

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In another nice nod to usability, the button itself illuminates with a soft white light, as does the areas adjacent to it in the "gesture" area when certain actions are performed.

为了提高易用性，它会发出柔和的白光，可以让用户在进行某些操作时定位手势区。

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Currently there aren't many PDK games that use the extra Palm hardware like the QWERTY keyboard and the gesture area, but we're told that's all exposed to the developer, along with any other element of webOS that Mojo SDK users have access to.

ENGADGET: Palm's webOS PDK beta adds Pixi native development, PDK'd apps will hit the Catalog mid year

As the name implies, it's all based around pressure: a light touch performs the usual commands, while squishing the thumb's wider surface area against the screen allows the equivalent of a multi-touch gesture, such as a pinch to zoom.

ENGADGET: University of Calgary's Fat Thumb trick allows one-handed phone use, jugglers are thankful (video)