Audacity is the noun: the boldness of a person or an act. In older or very careful English it can mean real courage.

Audacity is the noun: the boldness of a person or an actaudacity是名詞，指一個人或一個行為的大膽。In older or very careful English在比較老派或講究的英文裡 it can mean real courage它可以是指真正的勇氣。

In everyday English, especially 'the audacity to…', it often means nerve — doing something cheeky, even rude, as if you had the right. 'The audacity of that email!' is not praise.

In everyday English在日常英文裡, especially 'the audacity to…'尤其是'the audacity to…'這個用法, it often means nerve它通常是指「膽子真大」——doing something cheeky, even rude, as if you had the right做一些厚臉皮、甚至無禮的事，好像自己天生有這個權利一樣。'The audacity of that email!' is not praise'The audacity of that email!'不是在稱讚。

You can also hear a warmer use: the audacity of a hope, a dream, a young artist who tries anyway. So the word sits on a line between brave and shameless; listeners decide from the rest of the sentence.

You can also hear a warmer use你也會聽到比較溫暖的用法: the audacity of a hope, a dream, a young artist who tries anyway像是一份希望、一個夢想、一個不顧一切還是要試試看的年輕藝術家所展現的audacity。So the word sits on a line between brave and shameless所以這個字介於勇敢和無恥之間; listeners decide from the rest of the sentence聽的人要靠句子其他部分來判斷。

It is common in newspapers and speeches, less common in very simple talk. Though actually, if you only learn 'courage', you will miss the telling-off meaning, which many native speakers use first.

It is common in newspapers and speeches這個字在報紙和演講裡很常見, less common in very simple talk但在很簡單的口語裡比較少見。Though actually不過話說回來, if you only learn 'courage'如果你只學到「勇氣」這個意思, you will miss the telling-off meaning你會漏掉那個帶點責備意味的用法, which many native speakers use first而這其實是很多母語人士更常先想到的意思。