工日 (gōng rì) — man-day; unit of labor equal to one person work…

Definition

工日 is a unit of labor: one person working one day, used for measuring project effort (e.g. 这项工程需要两千工日). Not a calendar day.

noun

man-dayunit of labor equal to one person working for one day

Measure word · 个

工日。
Zhè xiàng gōng chéng yù jì xū yào liǎng qiān gōng rì.
This project is expected to require 2,000 man-days.
，工日。
Zài rén mín gōng shè shí qī, nóng mín měi tiān shàng gōng zhèng yí gè gōng rì.
During the People's Commune period, peasants would earn one workday each day they went to work.
工日。
Tǒng jì bù mén bǎ měi gè yuè de gōng rì zǒng shù jì rù dàng àn.
The statistics department records the total number of man-days each month into the archive.

Compound word

构词法gòucífǎ

偏正piānzhèngModifier + head

The first part narrows down the second: it says what kind of thing the head is.

工 means work and 日 means day, forming a day counted as work.

Characters in this word

A drawing of the thing itself, worn down over three thousand years into a few strokes.

The shape of 工 is a picture of a bladed tool used to plow ground or mark a border; some read it as a carpenter's square.

A drawing of the thing itself, worn down over three thousand years into a few strokes.

日 originally drew the sun. A mark was added inside to tell it apart from similar square shapes.