pro·vi·sion·al /prəˈvɪʒnəl, ˈvɪʒənḷ/
  (a.)暫時的,暫定的,臨時的
  Pro·vi·sion·al a.  Of the nature of a provision; serving as a provision for the time being; -- used of partial or temporary arrangements; as, a provisional government; a provisional treaty.
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  provisional
       adj : under terms not final or fully worked out or agreed upon;
             "probationary employees"; "a provisional government";
             "just a tentative schedule" [syn: probationary, provisionary,
              tentative]