音标：[blu:]
n. 蓝色
a. 蓝色的, 下流的, 忧郁的
vt. 染成蓝色
vi. 变蓝
【医】 蓝
相关词组:
out of the blue
在线英汉词典
blue的短语、例句：
blue
adj
1 having the colour of a clear sky or the sea on a sunny day 蓝色的; 天蓝色的; 蔚蓝的; 青色的: blue eyes 蓝眼睛
a blue dress, shirt, etc 蓝衣服、衬衫等
He was blue in the face, ie His face was a purplish colour because of cold or exertion. 他脸色发青（因寒冷或用力过度而稍泛紫色）.
Her hands were blue with cold. 她的双手都冻青了. =>illus at spectrum 见spectrum之插图.
2 [pred 作表语]
(infml 口) sad; depressed 忧伤; 沮丧
Don´t look so blue smile! 别这样愁眉苦脸的--笑一笑吧!
3 indecent; pornographic 下流的; 色情的
a blue film/movie/joke 黄色的影片[电影/笑话].
4 (idm 习语) black and blue => black1. sb´s ,blue-eyed `boy (infml esp Brit usu derog 口, 通常作贬义) favourite of a person or group; darling; pet 亲信; 宠儿; 宝贝儿; 宠物
He´s the manager´s blue-eyed boy. 他是经理的亲信. once in a blue moon => once. scream, etc blue `murder (infml 口) protest wildly and noisily 强烈抗议; 哗然反对
The union yelled blue murder when one of its members was sacked. 有一会员遭解雇, 工会表示强烈抗议. (do sth) till one is blue in the `face (infml 口) (work, etc) as hard and as long as one possibly can (usu without success) （工作等）努力和持久到了极点（通常并不成功）
He can write me letters till he´s blue in the face, I´m not going to reply. 任他没完没了地给我写信, 我就是不回信.
blue n
1
(a) [C, U] blue colour 蓝色; 青色
light/dark blue 浅[深]蓝色
material with a lot of blue in it 蓝色成分多的材料.
(b) [U] blue clothes 蓝色服装
dressed in blue 穿著蓝色衣服.
2 [C]
(a) (Brit) distinction awarded to a sportsman who represents either Oxford or Cambridge University in a match between the two 蓝色荣誉（授予代表牛津或剑桥大学参加两校比赛的运动员的最高荣誉）
get a/one´s blue for cricket, football, etc 参加牛津与剑桥两校板球、足球等比赛而获得蓝色荣誉.
(b) person who has won a blue 获得蓝色荣誉的人
an Oxford/a Cambridge (hockey) blue 牛津[剑桥]（曲棍球）蓝色荣誉获得者.
3 the blue [sing]
(dated infml 旧, 口) sea or sky 大海; 蓝天
The boat sailed off into the blue. 小船已驶出海.
4 [sing or pl v]
(a) the blues slow melancholy jazz music originating among Blacks in the southern US 布鲁斯音乐（源自美国南方黑人中情调忧郁的慢速爵士音乐）
[attrib 作定语]
a blues singer, melody 布鲁斯歌手、曲调.
(b) blues song of this type 布鲁斯歌曲
sing a blues 唱布鲁斯歌曲.
5 the blues [pl]
(infml 口) feelings of deep sadness or depression 极其忧伤或沮丧的情绪
have (an attack of) the blues 觉得伤心.
6 (idm 习语) a bolt from the blue => bolt1. the boys in blue =>boy1. out of the `blue unexpected(ly); without warning 意外（的）; 未事先告知
She arrived out of the blue. 她没有事先告知就来了.
His resignation came (right) out of the blue. 他突然辞职, 使人感到意外.
blue v [Tn]
(infml 口) spend (money) recklessly 乱花（钱）
He won 500 and then blued the lot in three days. 他赢了500英镑, 可是才三天就花得精光.
blue