0 Old HSK word(s):
以防不测* *

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

以 by means of / thereby, therefore / consider as / in order to
防 defend / prevent / embankment
不 no, not / un- / negative prefix
测 measure, estimate, conjecture
Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual

Korean:
0 NHSK word(s):
KOREAN6000 word(s):
0 KOREAN 2500 New HSK words):
0 KOREAN Sentence(s):