听一位从国外回来的朋友讲,一次,他在一个外国家庭作客时,无意中发现这家还不到三岁的小孩拿着一把钥匙想打开大人为他储藏小食品的专柜,动作笨拙,很不灵活,钥匙试插锁孔几次都没有插进。于是这位朋友想过去 Listen to a friend who came back from abroad saying that once he was a guest in a foreign home, he accidentally discovered that this child under three years old had a key to open his adult counter for his small food store and was clumsy in his actions , Very inflexible, the key test plug a few times not inserted into the keyhole. So this friend wanted to pass