英语短语：七上八下

　　短语：
　　Butterflies in one's stomach “肚子里有蝴蝶” 这个短语的意思和汉语里的“七上八下”相似，用来描述某人感到紧张、忐忑不安。
　　例句：
　　My interview starts in ten minutes. I've got butterflies in my stomach!
　　Julie has butterflies in her stomach every time Mike speaks to her.
　　I always get the butterflies before big speeches.
　　注意：
　　如果一个人特别外向喜欢社交，那么就可以称此人为 social butterfly.
　　例句：
　　Alan goes out every night and loves meeting new people. He’s such a social butterfly.
　　常识补充：
　　Did you know butterflies are found almost everywhere in the world? They live on every continent except Antarctica.
　　Butterflies are also famous migrators. The American monarch butterfly has crossed the Pacific Ocean to reach Hawaii and Australia. Sometimes these butterflies get as far as Africa and Europe.
　　你知道吗，蝴蝶在世界各个国家都有，除了南极洲之外，任何地方都有蝴蝶的踪影。
　　蝴蝶的迁徙能力很强。北美的副王峡蝶能飞越太平洋到达夏威夷岛和澳大利亚。有时甚至它们会飞到更远的非洲和欧洲。