1.蓝色的；天蓝色的；蔚蓝色的having the colour of a clear sky or the sea/ocean on a clear day
piercing blue eyes锐利的蓝眼睛
a blue shirt蓝色衬衫
2.（由于冷或呼吸困难）发青的，青紫的looking slightly blue in colour because the person is cold or cannot breathe easily
Her hands were blue with cold.她的双手冻得发青。
3.(informal)忧郁的；悲伤的sad
He'd been feeling blue all week.他整个星期都郁郁不乐。
4.（电影、玩笑或故事）色情的，黄色的films/movies, jokes or stories that areblue are about sex
a blue movie色情片
5.（美国地区）蓝色的（支持民主党候选人多于支持共和党候选人）(of an area in the US) having more people who vote for the Democratic candidate than the Republican one
blue states/counties蓝州；蓝县
You can argue till you're blue in the face, but you won't change my mind.你可以费尽口舌，但改变不了我的主意。
You can argue till you're blue in the face, but you won't change my mind.你可以费尽口舌，但改变不了我的主意。
1.[c][u]蓝色；天蓝色；蔚蓝色the colour of a clear sky or the sea/ocean on a clear day
bright/dark/light/pale blue明亮的╱深╱浅╱淡蓝色
The room was decorated in vibrant blues and yellows.房间饰以鲜亮的蓝色和黄色。
She was dressed in blue.她身着蓝色服装。
2.[c]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a person who has played a particular sport for Oxford or Cambridge University; a title given to them
3.[c](informal)错误；失误a mistake
4.[c](informal)红发人a name for a person with red hair
5.[c](informal)打架；打斗；斗殴a fight
The decision came out of the blue.这个决定来得很突然。
The decision came out of the blue.这个决定来得很突然。
"To the bloggers" , says Mr Bai, "if Bush said the sky was blue, then it was green. "
“对于博客主来说”白尔说道，“如果布什说天是蓝的，那么它肯定是绿的。”
A blue card would at least make it clear to migrant professionals that they would be welcome.
蓝卡制度至少可以向那些专业人才表明欧洲对他们持欢迎态度。
With poor working and living conditions, the stuff used the red and blue pencils which had been got from the captured enemies.
当时这里的工作和生活条件十分艰苦，工作人员绘图、制表用的红蓝铅笔都是从敌人手里缴获来的。
We, students of class 11, are just like this pigeon, ready to expand our wings and fly to the vast blue sky!
我们11班的所有同学也正像这只鸽子一样，正蓄势待发地展开双翅，飞向辽阔的蓝天！
When Prince William proposed to Kate Middleton, he gave her a dazzling, oval blue 18-carat sapphire and diamond ring.
威廉王子向凯特·米德尔顿求婚时，送给她一枚闪亮的18克拉椭圆蓝宝石戒指。
But presuming that your promotion does not come completely out of the blue, what practical steps can a leader take to be ready to perform?
不过，你的升迁恐怕也不完全是那么突然的事，那么，一个领导人可以采取哪些实际的步骤，为自己的新官上任做准备呢？
The Revolution of July had been a fine popular gale, abruptly followed by blue sky.
七月革命是人民的一阵好风，好风过后，立即出现了晴朗的天。
Who wants to see him lift that Champions League trophy high above his head wearing our Blue kit?
谁想看到他穿着切尔西的蓝衫，高举起欧冠的奖杯？
She did not like the yellow dress or the blue dress.
她不喜欢穿着黄色或蓝色的衣服。
She was dressed as she was always dressed: in black jeans and a blue sweater.
她的打扮像以往穿戴一样：身穿黑色牛仔裤和蓝色的毛衣。
Red or blue or green, and wait to see how my boss looks the next day.
红色或者蓝色或者是绿色，等着看老板第二天的反应。
Suddenly, the sky opening up, blossoming out of a different color of the colorful "flowers" , red, yellow, blue and green colors.
顿时，天空中开放出一朵朵不同颜色的五彩“花儿”，有红、黄、蓝、绿几种颜色。
Above the wind, it was the sky, huge and blue, with sparkling stars.
以上风，它是天空中，巨大的和蓝色，有一对闪闪发光的星星。
To Quinn, who grew up in a middle-class, blue-collar Connecticut household, the foods of Europe were a revelation.
奎因出生于康乃狄格州一个中等阶级普通工人家庭，欧式食物带给他某种启示。
in the moonlight, the blinded garden dreams so vividly of its lost colours. The white - washed wall is brilliant against the dark-blue sky.
月光下，暗淡的花园想象着曾失去色彩。一堵白墙在深兰色天空的映衬下，显得格外明亮。
Each time you click one of these word-find buttons the next occurrence of that word on the page is highlighted in dark blue (Figure 9).
每当单击其中一个word-find按钮时，该单词下一次出现在页面中时将使用深蓝色高亮显示（图9）。
its my diary , nikolay , she said , handing him a blue note - book , filled with her firm , bold handwriting.
“这是日记，尼古拉。”她把一本蓝色笔记本递给他看，上面写满了笔迹刚健的字。
When I look up to the blue sky, flying in the sky to see my fellow gentlemen, I will remember with affection a kind of admiration.
每当我仰望蔚蓝的天际，看到翱翔于天际我的同类们，我便会油然而生出一种羡慕之情。
he gave her a sidelong glance with his pale , blue eyes , but did not reply.
他用淡蓝色的眼睛瞟了她一下，没有吭声。
In recent years, we don't often get a chance to visit our grandparents. They live so far away. We get to see them once in a blue moon.
最近几年，我们很少有机会去看望祖父母。他们住的太远了，见一面真有千载难逢之感。
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