Chinese edit

 
child; son; (noun suffix)
child; son; (noun suffix); small thing; seed; egg; 1st earthly branch; 11 p.m.–1 a.m., midnight
system; operating system
trad. (子系統) 系統
simp. (子系统) 系统

Pronunciation edit


Noun edit

子系統

  1. sub-system

Synonyms edit