obligatory

形容词 adj.
/əˈblɪɡ.ə.t(ə)ɹi/    /əˈblɪɡ.ə.tɔ.ɹi/|/ˈɑ.blɪ.ɡəˌtɔ.ɹi/

英文释义

形容词 adj.
  1. Imposing obligation, legally, morally, or otherwise; binding; mandatory.
    — an obligatory promise
  2. Requiring a matter or obligation.

词形变化

more obligatory comparative most obligatory superlative

词源

From Middle English obligatorie, from Latin obligatōrius.
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