noun
two parts; two copies
Used as a quantity expression: something is divided into two parts, or two copies of a document are needed. For copies, 部 functions like a counter.
資料を二部印刷してください。
Please print two copies of the materials.
この報告書は二部に分かれている。
This report is divided into two parts.
noun
part two; the second part
Refers to the second part of a work, program, or document. 第二部 or 第2部 is often clearer, but 二部 can appear in headings or short references.
目次には「二部 実践編」とある。
The table of contents says, "Part Two: Practical Section."
More explicit for 'the second part' or 'Part II'; often safer than 二部 when ordinal meaning could be confused with 'two parts.'
The corresponding form for 'one part,' 'one copy,' or 'part one,' depending on context.
The counter or noun meaning 'part, section, copy'; 二部 is 二 plus this 部.
A Sino-Japanese compound of 二, 'two,' and 部, 'part, section, copy.' The spelling directly reflects the modern meanings.