对于世界而言，你只是一个人。

To the whole world, you are just one.

youdao

她表示：“实际上，你只是一个人。”

"In actuality you are just one person," she said.

youdao

对于世界，你只是一个人；但对于我，你却是整个世界。

For the world you may be a person. But for me, you are the whole world.

youdao

If you sit there and act quiet and don't, um, and you're not interacting,

如果你只是一个人坐在角落，不开口讲英语，不进行互动，

想学好英语吗？ - SpeakingMax英语口语达人