正副
せ
い
ふ
く
Meanings
1
original and copy
Used for documents, especially in official or administrative contexts, to refer to the original and its duplicate.
Please check the original and copy of the contract.
2
noun-modifying (irregular)
principal and vice-
Prenominal use for paired titles such as chairman and vice-chairman, president and vice-president, etc.
The chairman and vice-chairman conducted the meeting.