Liane Willey watched from behind a two-way mirror as doctors at the University of Kansas performed a series of psychological tests on her 5-year-old daughter.
Still, despite these alternatives, the mirror test has proved remarkably hardy over the years and is still used today while other tests have fallen by the wayside.
尽管有这么多的可能解释，这么多年来镜子实验依然牢不可催并且继续得到应用，而其他实验要就无人问津了。
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The two-dimensional quantitative Hartmann tests lor the 1.2m aspherical primary mirror and the 1.2m alt-azimuth telescope at the Yunnan Observatory are performed.