downturn

名词 n. 动词 v.
中文释义
英 /ˈdaʊntɜːn/    美 /ˈdaʊntɝn/|/ˈdæɔntɜːn/

英文释义

名词 n.
  1. A downward trend, or the beginnings of one.
    — Near-synonym: decline
动词 v.
  1. To turn downwards. intransitive
  2. To decline. idiomatic,intransitive

词形变化

downturns plural downturns present,singular,third-person downturning participle,present downturned participle,past downturned past

词源

词源 1
Etymology tree
English down-
Proto-Indo-European *terh₁-
Proto-Indo-European *-nos
Proto-Indo-European *tórh₁nos
Proto-Hellenic *tórnos
Ancient Greek τόρνος (tórnos)bor.
Latin tornus
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Italic *-āō
Latin -ō
Latin tornōbor.
Proto-West Germanic *turnēn
Old English turnian
▲
Latin tornō
Old French tornerbor.
Middle English turnen
English turn
English downturn
From down- + turn.
词源 2
Etymology tree
English down-
Proto-Indo-European *terh₁-
Proto-Indo-European *-nos
Proto-Indo-European *tórh₁nos
Proto-Hellenic *tórnos
Ancient Greek τόρνος (tórnos)bor.
Latin tornus
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Italic *-āō
Latin -ō
Latin tornōbor.
Proto-West Germanic *turnēn
Old English turnian
▲
Latin tornō
Old French tornerbor.
Middle English turnen
English turn
English downturn
From down- + turn.
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