第だい一いち次じ産さん業ぎょう

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Meanings

1

noun

primary industry

Economic term for industries that extract or harvest natural resources, such as agriculture, forestry, and fishing.

No., residence

一one, one radical (no.1)

次next, order, sequence

産products, bear, give birth

業business, vocation, arts

第だい二に次じ産さん業ぎょう
Refers to secondary industry (manufacturing, construction), while 第一次産業 is primary industry.
第だい三さん次じ産さん業ぎょう
Refers to tertiary industry (services), while 第一次産業 is primary industry.

Compound of 第一次 (primary, first-order) and 産業 (industry), a calque from English 'primary industry'.