person-day

名词 n.

英文释义

名词 n.
  1. One person's working time for a day, or the equivalent, used as a measure of how much work or labor is required or consumed to perform some task.
    — Holonyms: person-month, man-month < person-year, man-year

词形变化

person-days plural

词源

Compound of person + day, although, as with any such unit of measure (e.g., ton-miles, newton metres), the mathematical relationship of multiplication is simultaneously involved: X persons working during Y days = X × Y = Z person-days.
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