"Pokemon" is short for "Pocket Monsters". So, you pronounce it as you would for these words. "Poh-keh-mohn" and "Goh" is "Pokemon Go"

poh-kee-mahn goh

所以，应该是破壳们够？

www.howjsay,com will pronounce words for you. http://howjsay.com/pronunciation-of-pokemon