folderfulWiktionary 原文构词拆分folder词根/词干+-ful后缀Used to form adjectives from nouns, with the sense of being full of, tending to, or thoroughly possessing the quality expressed by the noun.词源说明From folder + -ful.释义（英文）名词 NounAll of the documents, papers, notes, etc. that are contained in a folder.All of the electronic files contained in a folder or directory.