| 释义 | 
		ce·ru·lean I. adjective also cae·ru·lean \sə̇ˈrülēən, sē-, -lyən\ Etymology: Latin caeruleus dark blue (probably from caelum sky) + English -an — more at celestial 1.  : somewhat resembling the blue of the sky 2.  : of the color sky blue II. noun (-s)  : the color of the sky on a bright cloudless day : deep blue or azure |