Furthermore, the technology they see isn't taught in class and they haven't received a "preview" of the production process beforehand, so many children come out after a cursory half-hour visit knowing as little as they did before.
再說，這些技術和國中課程搭不上邊、參觀前又沒有老師先「預告」一下工廠流程，許多孩子走馬看花半個鐘頭，出來還是一問三不知。