0 Old HSK word(s):
预防针* *

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

预 prepare, arrange / in advance
防 defend / prevent / embankment
针 needle / pin / tack / acupuncture

Hsk Characters:
HSK -Characters and beyond:
GbBig5EngRadMegaTripleMultilingual