0 777279 0 0 We tend to perceive what we expect to perceive. corvard 0 1020597 0 0 It cannot always be perceived by the naked eye. Guybrush88 112569 291108 彼はその双子の違いを何ら気づく事が出来なかった。 \N He could not perceive any difference between the twins. CM 0 718488 0 0 There are wavelengths of light that the human eye cannot perceive. darinmex