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 |
|---|
|
Chemischer Sauerstoffbedarf (Chem) [hua4 xue2 xu1 yang3 liang2] 
化学需氧量
