And the reason for this, unless my car valet mysteriously is changing the oil and performing work which I'm not paying him for and I'm unaware of, is because perception is in any case leaky.
而原因便是， 除非我的汽车清洗员偷偷的换了机油 并做了一些我没有付费以及我不知道的工作， 那便是因为我们的知觉都是有漏洞的。