toss a coin

汉语翻译

例句：

1. It was fifty-fifty chance which staircase he would use. So I tossed a coin and waited hopefully at the exit.
   难说他将从哪道楼梯下来。于是，我抛币而定，并满怀希望地等候在出口处。
2. We tossed a coin (eg to decide sth by chance) and it came down heads.
   我们把硬币一掷(如以此法决定某事), 落下後是漫面朝上。