unproductive

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Not productive; useless; fruitless.
    — Juggling is an amusing pastime, but generally unproductive.
  2. No longer used to produce new words (see examples).

词形变化

more unproductive comparative most unproductive superlative

词汇关系

近义词
nonproductive unyieldly
衍生词
unproductive time unproductively

词源

Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Germanic *un-
Proto-West Germanic *un-
Old English un-
Middle English un-
English un-
Proto-Indo-European *per-der.?
Proto-Indo-European *per-der.?
Proto-Indo-European *pér
Proto-Indo-European *-o
Proto-Indo-European *pró
Proto-Indo-European *pro-
Proto-Italic *pro-
Late Latin prō-
Proto-Indo-European *dewk-
Proto-Indo-European *déwkti
Proto-Italic *doukō
Late Latin dūcō
Late Latin prōdūcō
Proto-Indo-European *-wós
Proto-Indo-European *-iHwósder.
Late Latin -īvus
Late Latin prōductīvusbor.
English productive
English unproductive
From un- + productive.
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