部分bùfenpart; portion; sectionHSK 4PronunciationbùfenExample sentence图书馆的部分书籍已经更新了。Túshūguǎn de bùfen shūjí yǐjīng gēngxīn le.Part of the library's books have already been updated.Read and choose an answerOne fixed sampleExplore a sample