blue的音标：英式读音为[bluː]，美式读音为[bluː]。blue可作名词和形容词两种词性，基本含义有“蓝色”、“蔚蓝色”、“蓝色荣誉者”、“错误”、“天蓝色的”、“发青的”、“忧郁的”。
blue的基本含义及用法介绍
1、作为名词时，译为蓝色;天蓝色;蔚蓝色;蓝色荣誉者(牛津或剑桥大学的校队运动员);蓝色荣誉的头衔;错误;失误。
例句：The room was decorated in vibrant blues and yellows.
房间内部以鲜明的蓝色和黄色作为装饰。
There were swallows in the cloudless blue sky...
燕子在万里无云的蓝天飞翔。
His singing really does have the depth and the emotional range of the blues.
他的歌声确实颇有布鲁斯音乐的内蕴和情感深度。
Interfering in-laws are the prime sources of the blues.
喜欢指手画脚的姻亲最让人头疼。
First I applied a blue colour wash to the canvas.
我先在画布上涂了一层蓝色水彩。
He was in his early forties, tall and blond with bright blue eyes
他40出头儿，高高的个子，金黄头发，一双天蓝色眼睛。
2、作为形容词时，译为蓝色的;天蓝色的;蔚蓝色的;(由于冷或呼吸困难)发青的;忧郁的;悲伤的。
例句：Her hands were blue with cold.
她的双手冻得发青。
There's no earthly reason for me to feel so blue.
我也说不出来为什么这么沮丧。
She was dressed in navy blue.
她穿着深蓝色的衣服。
Sometimes several clusters of white clouds drift across the blue sky.
蔚蓝色的天空中，时而飘过几朵白云。
Doctor: Does he ever turn blue after eating or after crying?
他吃奶或哭闹后身体有发青紫的现象吗？
Just give me your blue eyes before you go, ok?
走之前把你忧郁的眼神留给我，行吗？
The time will come when you'll be blue.
你悲伤的时刻将会到来。
