详细解释:vi.vt. 即兴编造, 即兴讲演, 即兴演唱, 即兴演奏
词型变化：
名词:ad-libber动词过去式:ad-libbed过去分词:ad-libbed现在分词:ad-libbing第三人称单数:ad-libs英语解释：
名词 ad-lib:
remark made spontaneously without prior preparation动词 ad-lib:
perform without preparation同义词：improvise, improvize, extemporize, extemporise