I could make up some elaborate excuse to explain why, I was dropping virtual water balloons on taxis, bicyclists and innocent pedestrians traversing my computer screen.

• 我可以编造一个无懈可击的理由，来解释为什么我会向电脑屏幕上来回移动的出租车、骑自行车的人和无辜的行人空投装满水的虚拟球。