Media Pixabay (7.x-1.0) - en to unknown language translation catalogue (4 entries)

en: Media
target: 媒体

en: The file %file could not be saved. An unknown error has occurred.
target: 出现未知错误，%file文件无法保存。

en: File URL
target: 文件地址

en: %url could not be added.
target: 不能添加 %url。
