1. A bumblebee, if dropped into an open tumbler, will be there until it dies, unless it is taken out. 如果把一只大黄蜂丢进一只敞口平底玻璃杯里，不把它拿出来，它会在那儿一直呆到死。
2. He pulled out this dusty old rock tumbler. 他拖出了这个布满灰尘的旧磨石机。
3. Most common pin and tumbler locks can be picked with a little luck and finesse—so before you call a locksmith, try this. 用一点运气加上策略，大多普通的弹子锁都能被打开——所有在你请锁匠之前，尝试一下这个。
4. He drank a tumbler of brandy. 他喝了一杯白兰地。
5. He took a tumbler from a cupboard. 他从碗橱里拿出一只平底玻璃杯。
