| 单词 | improvised |
| 例句 | improvised adjective 1.•an improvised speech:impromptu, unrehearsed, unprepared, unscripted, extempore, extemporized, spontaneous, unplanned | informal off-the-cuff, ad-libbed, spur-of-the-moment. ANT prepared, rehearsed. 2.•an improvised shelter:makeshift, thrown together, cobbled together, rough and ready, crude, make-do, temporary, jerry-built, jury-rigged, slapdash. |
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