名词蓝色，蓝，青
1. 蓝色：bluejay 北美鸟 | blueness 蓝色 | bluenose 清教徒
2. 青色,蓝色：Blue moon 月蓝色 | Blueness 青色,蓝色 | Blue purple 品蓝
3. 蓝色/蓝/青：blueline /蓝色线条图/蓝色印样/ | blueness /蓝色/蓝/青/ | bluenose /[俗] 严谨的人/
1. But when it comes to blueness, the chemical approach is not always an option.
2. The luscious emerald color of this spot brings out the blueness of the sea as you look down from the lighthouse.
noun
1. blue color or pigment
resembling the color of the clear sky in the daytime
e.g. he had eyes of bright blue
Synonym: blue