活動可以用英文 "activity" 來表示。比如:1.I'm planning an activity to go hiking in the mountains this weekend.

我計劃周末去山上徒步旅行。

2.Our activity schedule is packed with a variety of activities such as yoga,meditation,and cooking classes.

我們的活動日程安排得很滿，包括瑜伽、冥想和烹飪課程等。