0 Old HSK word(s):

蓝皮书 * *

Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.

蓝 blue / indigo plant / surname

皮 skin, hide, fur, feather / outer

书 book, letter, document / writings

Hsk Characters:

HSK -Characters and beyond:

from: Universala Vortaro, Zamenhof

Gb	Big5	Eng	Rad	Mega	Triple	Multilingual

Blaubuch (Verzeichnis prominenter Persönlichkeiten) (S) [lan2 pi2 shu1]

蓝皮书

Project Blue Book [lan2 pi2 shu1 ji4 hua4]

蓝皮书计划