# once upon
##### 词义
- #词性/adv 从前,用于讲述故事或叙述往事的开头
##### 例句
- Once upona time there was a princess...
- 从前有一位公主…
- Once upona time there was a beautiful princess.
- 从前,有一位美丽的公主。
- Traditional stories make use of formulaic expressions like 'Onceupona time...'.
- 传统故事采用“从前…”一类的套语。