操作系统 cāo zuò xì tǒng

DEFINITIONS

  1. operating system

CHARACTERS

操 cāo
HSK 5
conduct, run, control, manage
作 zuò
HSK 1
make; work; compose, write; act, perform
系 xì
HSK 1
system; line, link, connection
统 tǒng
HSK 5
govern, command, control; unite