Both of these popular ambiguous images are ubiquitously seen in psychology textbooks.
Both of these popular ambiguous images are ubiquitously seen in psychology textbooks.
这两幅著名的多意图像常见于心理学教科书中。
Both of these popular ambiguous images are ubiquitously seen in psychology textbooks.
这两幅著名的多意图像常见于心理学教科书中。