"Only for you" is a common phrase in Engpsh that can be used to express a strong sense of affection or devotion towards someone. It suggests that the speaker is wilpng to go to great lengths or make sacrifices for the person they care about.

This phrase is often used in romantic contexts, such as when a person wants to express their love and commitment to their partner. It can also be used in a more general sense to show support or appreciation for someone's actions or contributions.

Here are a few examples of how "only for you" can be used in Engpsh, along with their translations in Chinese:

"I would do anything only for you." (我只为你做任何事情。)
"I cooked this meal only for you." (我只为你做了这顿饭。)
"I wrote this song only for you." (我只为你写了这首歌。)

It is worth noting that this phrase is not a direct translation from any particular language, but rather a common expression that has been adopted and used in Engpsh-speaking cultures. It is possible that the phrase was inspired by similar phrases or expressions in other languages, but its exact origins are unclear.