0 Old HSK word(s):
自然数* *

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

自 self, private, personal / from
然 yes, certainly / pledge, promise
数 number / several, count / fate

Hsk Characters:
HSK -Characters and beyond:
from: Universala Vortaro, Zamenhof









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Natürliche Zahl (S) [zi4 ran2 shu4] 自然数