相关单词近义词 improvised 即席而作的, impromptu 即席的, untrained 未受过训练的..., unready 没预备的, unwary 不小心的, extempore 即兴的, unpremeditated 无预谋的, offhand 即时的, hasty 匆匆的, fallow 休耕的, extemporaneous 即兴的, unsuspecting 无疑心的, ill-equipped 设备不良的, unqualified 不合格的, cold 冷的, unrehearsed 未经排练的, ad hoc 特定的, spontaneous 自发的，自然的，本能的..., spur-of-the-moment 即兴的, 一时兴起的..., ad lib 即兴地, 没有限制地..., ad libitum 随意地, off the cuff 未经准备反义词prepared, 准备好的临近词UN, ungula相似词unpopular, unprecedented, unpredictable, unpremeditated, unprepossessing, unpretentious, unprincipled, unprintable, 返回 unprepared