Translation guide
The main or most important component of something, often used in technical contexts like mathematics, engineering, or grammar.
The primary or essential part of something, often in technical or formal contexts.
A general term for the main part of something, suitable for most contexts.
この機械の主要部分は定期的に点検する必要がある。
The principal part of this machine needs to be inspected regularly.
In mathematics, the part of a function that dominates near a singularity, or the main term in a series expansion.
Used in mathematical analysis for the principal part of a Laurent series or similar.
Often used in grammar to refer to the main part of a sentence, or in other technical fields.
この文の主部は「彼は」です。
The principal part of this sentence is 'He'.
Refers to the main body or unit of a device or system, as opposed to attachments or accessories.
プリンターの本体はここに置いてください。
Please place the principal part of the printer here.
The principal part of the Laurent series indicates the nature of the singularity.