| 单词 | 如讲演 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔impromptu〕Something, such as a speech, that is made or done extemporaneously.即兴作的东西，如讲演美国传统〔rehearse〕To practice something, such as a speech, before presenting it publicly.公开练习：在公众面前公开以前练习某事物，如讲演美国传统 |
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