SimpleGWTApp 类随后定义一个文本框和按钮，可以使用它们输入某人的名字并发送一句问候语（参见 清单 10）。

The SimpleGWTApp class then defines a textbox and button, which you can use to input someone's name and send them a greeting (see Listing 10).

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问候某人时带上他的名字通常是好的举止。

It is always a good form to use the name of the person you are greeting.

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