为了寻找答案，勒布雷顿和同事们招募了 104 人来参与一系列的视觉实验，并且采用了伽伯补丁—一种用以迷惑大脑的黑白相间的图像，这种图像常用于感知实验中。 派生 tricky [ˈtrɪki] adj. 难办的，棘手的；诡计多端的，狡猾的 ...

The Chinese Embassy in the United States said on Thursday that two Chinese citizens were among the victims in the mid-air ...