Extemporize

[ɪk'stempəraɪz;ek-] or [ɪk'stɛmpəraɪz]

解释:

(v. i.) To speak extempore; especially, to discourse without special preparation; to make an offhand address.

(v. t.) To do, make, or utter extempore or off-hand; to prepare in great haste, under urgent necessity, or with scanty or unsuitable materials; as, to extemporize a dinner, a costume, etc.

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同义词及近义词：

v. n. Speak extempore, speak without notes, speak without premeditation, make an off-hand speech or address.

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