它的简单和容易使用，只需按照下面的图片。
It's simple and easy to use, just follow the pictures below.
不过这些改变以后使用起来就不那么简单和容易。
However, such changes may be accompanied by a loss in simplicity and ease of use.
如果简单和容易的适配器模式适合于大多数用户，那么它何时不适当呢？
If the simple and easy adapter pattern will work for most users, when will it not be appropriate?
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