- 1. Improperly implemented, dials can be extremely difficult to manipulate.
- 如果设计不当，刻度盘将会非常难于操作。
-- 来源 -- About Face 3交互设计精髓
- 2. You should always consider what users need to manipulate themselves, and what the application can help them with, more indirectly.
- 另外还要考虑让使用者自己操作一部分，让应用程序帮助使用者来间接的操作一部分。
-- 来源 -- About Face 3交互设计精髓
- 3. Most of the data structures and algorithms used to represent and manipulate information in software are logic tools based on mathematical algorithms.
- 在表达和处理软件中的信息时，大多数数据结构和算法是基于数学算法的逻辑工具。
-- 来源 -- About Face 3交互设计精髓
- 4. Another important consideration is that users can directly manipulate only things that are displayed by the application.
- 另一个重要的考虑是，使用者只能直接操作那些应用程序已经显示的信息。
-- 来源 -- About Face 3交互设计精髓
- 5. Unfortunately, they are also typically quite frustrating, difficult to manipulate, and wasteful of pixels.
- 然而很遗憾，它通常也很令人沮丧，难于操作，而且浪费像素。
-- 来源 -- About Face 3交互设计精髓
- 6. While holding down the mouse button, a user can manipulate the arrow keys to move the selection up, down, left, or right—one pixel at a time.
- 维持鼠标按键按下的状态下，用户可以操控箭头键将所选对象向上、下、左或右每次移动1个像素。
-- 来源 -- About Face 3交互设计精髓
- 7. Similarly, moving the mouse cursor across the screen to manipulate a control forces a change from fine to gross and back to fine motor skills.
- 基于同样的原因，也不喜欢跨越屏幕位置来移动鼠标操作控件，因为这样不得不需要在精细运动控制和粗略运动控制之间进行转换，然后又回到精细运动控制。
-- 来源 -- About Face 3交互设计精髓
- 8. When users of an interactive product manipulate tools and data, it’s usually important to clearly present the status and effect of these manipulations.
- 使用交互产品的用户在操作工具或者数据时，必须清晰地显示这些操作的状态和效果，这通常是很重要的。
-- 来源 -- About Face 3交互设计精髓
- 9. In other words, it must be visible to manipulate it.
- 换句话说，必须是可见的，人们才能操作。
-- 来源 -- About Face 3交互设计精髓
- 10. Handheld devices present special challenges for interaction designers. Because they are designed specifically for mobile use, these devices must be small, lightweight, economical in power consumption, ruggedly built, and easy to hold and manipulate in busy, distracting situations.
- 手持设备的交互设计有特殊的挑战，由于是专为移动使用而设计，所以这些设备一定要小而轻，还要省电。 表面还要粗糙一些才容易把握，而且还要在嘈杂繁忙的环境中容易操作。
-- 来源 -- About Face 3交互设计精髓
