4 ms·
https://en.wiktionary.org/wiki/chief_petty_officer#English https://en.wiktionary.org/wiki/chief_petty_officer#English CPO=chief petty officer
by ximeng 6y ago
https://en.wiktionary.org/wiki/chief_petty_officer#English https://en.wiktionary.org/wiki/chief_petty_officer#English
CPO=chief petty officer