儿子问我:“爸爸,什么叫事半功倍呀?”我解释道:“从字面上讲,是指人因为做事方法得当,所以只耗费了一半的力气,就收到了加倍的成效。”儿子点了点头,说:“比如妈妈一次只生了我一个孩子,而邻居张阿姨一次却生了一对双胞胎,张阿姨就是事半功倍,对吧?” My son asked me: “Daddy, what is more effective?” “I explained: ” Literally speaking, because people work properly, so it took only half the effort to receive double the effectiveness. “My son nodded and said:” For example, my mother once gave birth to only one child, and my neighbor Zhang aunt gave birth to a pair of twins. Aunt Zhang is doing more with less, right? "