考试包括一篇作文和一篇即席翻译。
他完全脱了稿并以一种精力非常充沛的样子即席演说。
He completely departed from the text and extemporized in a very energetic fashion.
那位钢琴家为那首歌即席伴奏。
在某些节拍上，他加入一些简单的用于即席弹奏的装饰乐段。
At certain cadential points, he inserts brief cadenzas that add an improvisational touch.
我们什么时候要做即席演讲？
总裁即席发表了一篇工作餐后演说。
The President extemporized a speech after the working dinner.
如何使用匿名块实现强大的即席报告。
替换和即席创作的文雅艺术。
使用匿名块生成即席报告。
就像你看到的，事实上你已经有过做即席演讲的经验了。
As you can see, you already have experience giving impromptu speeches.
我不擅长即席演讲。
为了准备一则即席的好讲辞，我通常要三个星期以上。
It usually take me more than three weeks to prepare a good impromptu speech.
由于数据仓库工作负载的即席性质，这个任务有挑战性。
This can be challenging due to the AD hoc nature of data warehouse workloads.
清单5显示了如何在匿名块的帮助下创建一个即席报告。
Listing 5 shows how to create an ad-hoc report with the help of anonymous blocks.
对这些问题快速地考虑一下，就会保证你的即席演讲以听众为中心。
A quick mental check of these questions will help ensure that even impromptu remarks are audience-centered.
与你学过的其他演讲一样，当你要做即席演讲时，先考虑你的听众。
Just as you have learned to do in other speaking situations. When you are called on for impromptu remarks, think first of your audience.
吟唱他即席创作的诗歌或圣歌——是他的特有的交流手段。
His means of communication - singing the poems or hymns he had composed extempore - was all his own.
1到3分钟比较合适，一些即席演讲，比如媒体声明，应该更短一些。
One to three minutes is a realistic time frame for most impromptu situations. Some spur-of-the-moment remarks, such as press statements, may be even shorter.
当然，你掌握的关于主题的知识越多，做即席演讲就会越容易。
Of course, the more knowledge you have the subject to be discussed, the easier it will be to speak about it off the cuff.
由于在做即席演讲时没有机会做任何调整，你最好从自己的经验和知识来谈。
Because there is no opportunity to conduct any kind of research before delivering an impromptu speech, you will have to speak from your own experience and knowledge.
昨天晚上，正是凭着这枚徽章，使我得以进入鸟巢的即席记者席。
Last night, the badge earned me entrance into the press Tribune of the Bird's Nest.
如果必须无条件使用即席SQL，则参数化 SQL是很重要的。
Parameterized SQL is great if you absolutely must use ad hoc SQL.
或许即席演讲最重要的一个秘诀是要随时做好准备，你应该能够预先通知自己将要发言。
SPEECH Perhaps the most important tip for giving impromptu speeches is to be prepared. You can often predict when you might be asked to say a few words.
他们通过频繁的上电视即席回答名人的问题来自己贬低自己和他们追求的公职。
They debase themselves and the office they seek bytrotting around the country to field questions from television celebrities.
美国人喜欢辩论，因为他们可以根据候选人现场的即席发言，对他们进行比较。
Americans like debates because the candidates can be compared in an unscripted, live performance.
在她的婚礼筹备阶段没有竞争性的即席演讲而且她坚持五个伴娘都选择自己的礼物。
There have been no competitive speech-offs in the run-up to her wedding and she has insisted that her five bridesmaids all choose their dresses.
许多基于Web的项目都包含即席(ad -hoc)查询系统以允许终端用户搜索信息。
Many Web-based projects contain ad-hoc query systems that allow end users to search for information.
许多基于Web的项目都包含即席(ad -hoc)查询系统以允许终端用户搜索信息。
Many Web-based projects contain ad-hoc query systems that allow end users to search for information.
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