与之类似，测试行为扩展了已存在的 UML 2.0 行为性概念，以包含测试期间的所有观察和活动。
Similarly, the test behavior extends the existing UML 2.0 behavioral concepts to encompass all observations and activities during the test.
在概念数据建模阶段，只显示一些作为演示的属性，而在逻辑数据建模期间，必须将每个实体的所有属性包括进来。
Unlike the conceptual data modeling phase, where a few attributes may be shown for illustration purposes only, all of the attributes for each entity must be included during logical data modeling.
在斯坦福任教25年期间，生理心理学家斯蒂芬·拉伯格推广了这个概念，他还开发出一种清醒梦诱发装置。
Stephen LaBerge, a psychophysiologist who popularized the concept while teaching at Stanford University for 25 years, also developed a lucid dream-inducing device.
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