户外休闲活动在英语中可以表达为 “outdoor leisure activities”。下面是一些常见的表达方式：
- Outdoor recreational activities
- Outdoor leisure pursuits
- Outdoor hobbies
- Outing activities
- Outdoor sports
- Leisure time in nature
- Outdoor fun and games
这些短语可以根据上下文进行选择，用以描述不同类型的户外休闲活动。例如：
- We enjoy going for long walks as our favorite outdoor leisure activity.
- Camping and hiking are among our family’s outdoor recreational activities.
- We participate in outdoor hobbies such as gardening and birdwatching.
- This weekend, we plan to engage in some outing activities in the mountains.
- Many people consider cycling and jogging as popular outdoor sports.
- Spending time in nature is a great way to relax during leisure time.
- Children often have outdoor fun and games with their friends.