Gudrun came up quickly, unseen. She was dressed in blue, with woollen yellow stocking, like the Bluecoat boys. 瞬间,古娟神不知鬼不觉地出现了。她穿着蓝色衣服,黄色羊毛长统袜,颇似慈善学校的学生。
bluecoat
[ noun ] a person dressed all in blue (as a soldier or sailor) <noun.person>
Bluecoat \Blue"coat`\, n. One dressed in blue, as a soldier, a sailor, a beadle, etc.