最近,我连夜去华盛顿特区出了趟短差。这意味着我的两个孩子在爸爸回家时会得到一件小礼物。多年来,我像众多出门在外的父母一样,养成了一种习惯:每次出差我都会给儿子和小女儿带回一两件礼物,让他们明白,爸爸不在家时也 Recently, I made a short trip to Washington, D.C. overnight. This means that my two children get a small present when dad comes home. Over the years, like many of my parents who have been away from home, I have developed a habit of giving one or two gifts to my son and young daughter on business trips so that they understand that when they are not at home,