美[?k?st?mp??ra?z] 1 . He had to extemporize because he had forgotten to bring his notes.
他因?yàn)橥藥еv稿,只好即席發(fā)言.
來(lái)自互聯(lián)網(wǎng)
1.manage in a makeshift way; do with whatever is at hand;
after the hurricane destroyed our house, we had to improvise for weeks
2.perform without preparation;
he extemporized a speech at the wedding
