0 Old HSK word(s):
Definitions from Unihan Copyright © 1991-2015 Unicode® Inc. All rights reserved.
Hsk Characters:
HSK -Characters and beyond:
| Gb | Big5 | Eng | Rad | Mega | Triple | Multilingual |
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Einheitsoperator (S, Math)Identität (S, Math) [dan1 wei4 suan4 fu2] 
单位算符
