Of all the blue holes in the world, Sansha Yongle Blue Hole in the South China Sea is now the deepest.

目前在世界上所有的蓝洞中，中国南海的三沙永乐蓝洞是最深的。

youdao

More than 150 Canadian schools now celebrate Blue Day, but Rob won't stop until there's a Blue Day in every school in Canada.

现在加拿大有150多所学校庆祝“蓝色日”，但是罗伯不会停止，直到加拿大的每个学校都有“蓝色日”。

youdao

Blue, in comparison with bright colors, is said to lower people's appetites because few foods are blue in nature.

据说，与明亮的颜色相比，蓝色会降低人们的食欲，因为自然界中鲜有食物是蓝色的。

youdao

In time, Paul and Babe the Blue Ox left Maine, and moved west to look for work in other forests.

VOA: special.2009.01.24

What I did in this diagram is I computed the efficient portfolio frontier-- now it's the blue line with three assets.

在这张图表中,我计算了有效边界-,蓝色线表示三种资产的组合。

耶鲁公开课 - 金融市场课程节选

And I've highlighted in blue up there one of the pieces I'm going to start with.

我已经把要开始的那一部分,用蓝色标注了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Workers in blue uniforms and blue hairnets were moving in swift precision around long temperature-controlled assembly lines, sealed off from dust and contamination by glass walls.

NEWYORKER: Green Giant

But there was a band of blue sky just above the gray, the blue you see in tropical postcards, the blue of the Mediterranean.

NEWYORKER: Beginners

Ritz-Carlton's use of cobalt-blue glasses in its hotel dining rooms can be traced back to Boston in the 1920s, for example, where window glass that had been imported from Europe and turned blue in the New England air was a symbol of wealth.

ECONOMIST: Corporate history