random model

例句：

1. 1. The random selection ofthe team members was a surprise to everyone.
   团队成员的随机选择让每个人都感到惊讶。
2. 2.The random walk in the park is apopular activity for many people.
   在公园里随意漫步是许多人喜欢的活动。
3. 3. The randomness of the weather can make it difficultto plan outdoor activities.
   天气的随机性使得计划户外活动变得困难。