blues
/bluːz/plural noun
1
- （常作the blues）[treated as sing. or pl] melancholic music of black American folk origin, typically in a twelve-bar sequence. It developed in the rural southern US towards the end of the 19th century, finding a wider audience in the 1940s, as blacks migrated to the cities. This urban blues gave rise to rhythm and blues and rock and roll.布鲁斯音乐（一种感伤音乐, 源于美国黑人民间, 多以12小节模进形式表现; 19世纪末在美国南部乡村形成, 后随着黑人移居城市, 在20世纪40年代得到更多人的喜爱; 由这种城市布鲁斯产生了节奏布鲁斯和摇滚乐）。
1.1
- treated as sing. a piece of such music布鲁斯乐曲：
a blues in C.
一首C调布鲁斯乐曲。
2
the blues
informal feelings of melancholy, sadness, or depression〈非正式〉忧郁, 悲伤, 沮丧：she's got the blues.
她变得忧郁了。
派生词
bluesy
adjective （义项1）词源
mid 18th cent. (in sense 2)： elliptically from blue devils 'depression or delirium tremens'.