I am happy to join with you today 亲和力更强
momentous 重大的
decree 颁布；裁定；注定
a great beacon light of hope to millions of Negro slaves
sear 使……干枯
wither 使……枯萎
a joyous daybreak
end the long night of their captivity
光明来到的那种动态的感觉出来了，更加鲜活了。
When the song ends, people scatter.曲终人散
scatter：使……分散
