In the recent spatial researches, distanceperception has been a primary concern for understanding how human beings establishes a memory of location and navigates in an environment.
在空间知觉研究领域，距离知觉是理解人类空间表征和与空间导航的重要窗口。
2
The greater the perception, the greater the distance, hence the difference.
感知越深，距离越远，差异也就越大。
3
There may be all sorts of reasons that 'Windows 7' makes marketing sense because it allows Microsoft to distance themselves from any perception people have about Vista.