I have a dream
①
I am happy to join with you today in what will go down in history as the greatest demonstration for freedom in the history of our nation.
- happy：1、单词本身可以替换为elated、delighted、glad、joyful、thrilled；但是不能替换为joy，因为joy是名词。2、演讲的时候的时候用口语化的词让人觉得平易自然、有亲和力。3、不是用复杂的词才是好的表达。
- join with: to get together with another company, person, or group in order to do something together.
- go down in history: take your place in history, be remembered or recorded in history.
②
Five score years ago,a great American, in whose symbolic shadow we stand today, signed the Emancipation Proclamation.
本句特点：1、用词、插入语、韵律美；2、表达复杂语义的时候，要注意突出重要的信息。
- Five score years ago：score：100年
- symbolic shadow we stand today：1、让人联想到葛底斯堡演讲；2、头韵，音律美。3、"Symbolic shadow" is a metaphor meaning that "our" lives have been greatly affected by the beliefs and deeds - particularly the signing of the Emancipation Proclamation - of that great American
- Emancipation Proclamation /ɪ,mænsə'peʃən ,prɑklə'meʃən/：独立宣言
This momentous decree came as a great beacon light of hope to millions of Negro slaves who had been seared in the flames of withering injustice.
- momentous /mo'mɛntəs/ :adj. 重要的；重大的；可以作为important的替代词
- decree/dɪˈkriː/noun an official order that has the force of law.
- a great beacon light of hope：Metaphor: The Emancipation Proclamation is compared to a "great beacon light of hope."
- sear：burn or scorch the surface of (something) with a sudden, intense heat. 灼烧→处于水深火热之中（文学性用法）
- wither /ˈwɪðə/ verb (of a plant) become dry and shrivelled.
It came as a joyous daybreak to end the long night of their captivity.
- joyous daybreak：黎明的曙光
- end the long night：结束漫漫长夜
- captivity /kæp'tɪvəti/ n. 囚禁；被关
