translation.en: When we actually went and watched this procedure taking place -- and I'll explain this in a second -- it became very obvious that there was a human dimension to this that they really weren't recognizing.
translation.zh: 当我们观看整套的操作流程时， 稍后我将解释原因—— 很明显有一些人为的问题在里面， 他们却没有注意到