expound

expound
verb
  1. [with obj.]present and explain (a theory or idea) systematically and in detail
    详述;阐释;说明;解释(理论,观点)
    he was expounding a powerful argument.
    他在阐释一个有力的论点。
    [no obj.]he declined to expound on his decision.
    他拒绝就他的决定做出解释。
    ■explain the meaning of (a literary or doctrinal work)
    解释(文学作品,教义作品)
    the abbess expounded the scriptures to her nuns.
    女修道院院长向修女们解释经文。
派生
expounder
noun
语源
  1. Middle English expoune (in the sense 'explain (what is difficult)'): from Old French espon-, present tense stem of espondre, from Latin exponere 'expose, publish, explain', from ex- 'out' + ponere 'put'. The origin of the final -d (recorded from the Middle English period) is uncertain (compare with compound, propound)
英语宝典
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