1. Mobile computing is actually good for many types of businesses where people need to be on the go. 移动计算实际上对很多行业里那些需要经常出差的人都有好处。
2. You might still want to go for an X-ray, however, just to be on the safe side. 但你也许还想去拍张X光片，为保险起见。
3. It's great to go on the roller coaster five times and not be sick. 能坐5次过山车而不吐真够棒的。
4. For someone always on-the-go who may not have time for a meal, a protein snack bar can be a good option for occasional meal replacement. 对于那些总是忙个不停、没有时间吃饭的人来说，蛋白质棒是偶尔代替正餐的不二之选。
5. It was perhaps when my parents—who also happen to be my housemates—left to go travelling for a couple of months recently that it dawned on me why I had not yet left the family home. 也许正是在我的父母——他们碰巧也是我的室友——最近离开家去旅行了几个月的时候，我才恍然大悟，明白自己为什么还没离开家。
