| 词汇 | extemporaneous |
| 释义 | extemporaneous /ɪkˏstєmpә`renɪәs/ adj. Made without previous notes or study. 即席的；临时作成的；无预备的。 an extemporaneous speech 即席演说。 Happening suddenly and often unexpectedly. 突发的；骤然的。 Provided, made, or put to use as an expedient; makeshift. 暂时代用的；临时的。 derivatives adv. extemporaneously. n. extemporaneousness. |
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