underpin

动词 v.
中文释义
英 /ˌʌn.dəˈpɪn/    美 /ˌʌn.dɚˈpɪn/|/ˌɐn.dəˈpɪn/

英文释义

动词 v.
  1. To support from below with props or masonry. transitive
    — You should underpin the mine roof to prevent further collapse.
  2. To give support to; to form a basis of; to corroborate. figuratively,transitive
    — Public confidence in politicians must underpin our democracy.

词形变化

underpins present,singular,third-person underpinning participle,present underpinned participle,past underpinned past

词源

Etymology tree
Proto-Indo-European *h₁én
Proto-Indo-European *h₁entér
Proto-Indo-European *(H)n̥dʰí
Proto-Indo-European *-ér
Proto-Indo-European *(H)n̥dʰér
Proto-Germanic *under
Proto-West Germanic *undar
Old English under-
Middle English under-
English under-
Proto-Germanic *pinnaz
Proto-West Germanic *pinn
Old English pinn
Middle English pinne
English pin
English underpin
From under- + pin.
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