“专款”常见的英文表达有 “special fund” 或 “earmarked fund”。
special fund:强调资金是专门为某一特定目的或项目而设立的,具有专用性。例如:The government has allocated a special fund for environmental protection.(政府已划拨一笔专款用于环境保护。)
earmarked fund: “earmark”有“指定(款项等)的用途;预先确定(某事物)的用途”之意,“earmarked fund”即指被指定用于特定目的的资金。例如:This earmarked fund is for the construction of the new school building.(这笔专款是用于新建教学楼的。)