太阳眼镜
Sunglass \Sun"glass`\, n.; pl. {Sunglasses}. A convex lens of glass for producing heat by converging the sun's rays into a focus. ``Lighting a cigar with a sunglass.'' --Hawthorne.
sunglasses n : spectacles that are darkened or polarized to protect the eyes from the glare of the sun; "he was wearing a pair of mirrored shades" [syn: {dark glasses}, {shades}]