It was only after another four or five months that his teacher guessed from the slower way he walked that he was fully blind. Xiao's teacher said: "You have to admit that you are totally blind.
直到 4、5 個月後，老師從他猶疑變慢的腳步中看出端倪，給了他當頭棒喝：「你必須承認自己全盲了。