The types of activity

• 活动形式

The types of activity的用法和样例：

例句

1. Patterns of activity differ between species.
   同种的活动形式不同。
2. The security afforded by the knowledge that an income is provided in every life situation has the potential to encourage forms of solidarity-based economic activity.
   由知识提供的保障是提供给任何生存环境下的一份收入，它倾向于鼓励基于团结的经济活动形式。