im·pro·vise /ˈɪmprəˌvaɪz ||ˌɪmprəˈ/
 (vt.)即席寫作,即席即興,即席而作


 Im·pro·vise v. t. [imp. & p. p. Improvised p. pr. & vb. n. Improvising.]
 1. To compose, recite, or sing extemporaneously, especially in verse; to extemporize; also, to play upon an instrument, or to act, extemporaneously.
 2. To bring about, arrange, do, or make, immediately or on short notice, without previous preparation and with no known precedent as a guide.
    Charles attempted to improvise a peace.   --Motley.
 3. To invent, or provide, offhand, or on the spur of the moment; as, he improvised a hammer out of a stone.


 Im·pro·vise, v. i. To produce or render extemporaneous compositions, especially in verse or in music, without previous preparation; hence, to do anything offhand.

 ◄ ►


 improvise
      v 1: perform without preparation; "he extemporized a speech at
           the wedding" [syn: improvize, ad-lib, extemporize,
            extemporise]
      2: manage in a makeshift way; do with whatever is at hand;
         "after the hurricane destroyed our house, we had to
         improvise for weeks" [syn: extemporize]