Improvisation happens when a musician plays unwritten music to fit the mood of the occasion.

即席创作就是音乐家为了与场的氛围相符而演奏的没有歌词记录的音乐。

Still to come, the unwritten rules of the British pub.

接下要听到的是，自英国酒馆的不成文规定。

Your past does not define you and your future is unwritten.

你的过去无法定义你，你的充满无限可能。

Not exactly, there are several unwritten constitutional conventions as well.

不完全是，有一些不成文的宪法惯例。

And that is the unwritten rule of luck.

这就是不成文的运气规。

Aggressive and hard-charging women violate unwritten rules about acceptable social conduct.

积极进取、作风强硬的女性违反了那些关于社会" 可接受行为" 的不成文规。

Well, you know the term 'unwritten rule'?

你知道“不成文的规”这一说法吗？

But now he must wait since Antogo has its own unwritten rules.

但现在他必须等待，因为安图果有自己不成文的规定。

I guess the future is still unwritten.

我想，无法被书写出。

The techniques we pioneered can be extended to many other written and unwritten languages.

我们开创的技术可以扩展到许多其他书面和非文字语言。

From the vast interior, to the West Fjords, each untouched beach and windswept plain is an unwritten page.

从 广阔的内部，到西峡湾区 (West Fjords)，每个被开发的海滩和迎风平原都是尚待撰写的空白书页。

Gossip also can have a third effect: it strengthens unwritten, unspoken rules about how people should act.

它强化了关于人们应该如何行动的不成文、心照不宣的规。

There are some unwritten rules. There are some strange trends. All of these things you're going to learn about in time.

有一些不成文的规，有一些奇怪的趋势。所有这些事情你都会及时了解。

But inside far-flung drug plants, I uncovered a different, unwritten set of rules.

但在遥远的药厂里，我发现了一套不同的、不成文的规。

Even there, however, many of them obeyed certain unwritten rules.

然而，即使在那里，他们中的许多人遵守某些不成文的规定。

So let's say I wanted to quote Paige's as yet unwritten autobiography.

所以假设我想引用佩奇尚成文的自传。

There are unwritten rules that vendors know and respect.

供应商知道并遵守一些不成文的规。

When an unwritten and unrecorded language disappears, it is lost to science.

当一种没有文字或者没有录音的语言消失时，我们就永远无法再去研究它了。

There's an unwritten rule for marr-- -Don't bother.

有个不成文的规定-- -别麻烦了。

Death is a common fate of unwritten languages.

死亡是不成文语言的共同命运。