"活动用英语怎么说" can be translated into English as "How to say 'activity' in English".
If you are looking for a specific activity and want to know how to say it in English, you can search for the activity on a dictionary or online platform that provides translations. For example, if you are looking up "游泳", you can find that it is translated as "swimming" in English.
Alternatively, if you are referring to general phrases related to activities, such as "参加活动" or "组织活动", you can use expressions like "participate in activities" or "organize activities" respectively.
Overall, the translation of "活动用英语怎么说" depends on the specific context and meaning behind it.
