subbed
v. 做替身,做替補隊員( sub的過去式和過去分詞 ); 審校(文稿)
And no, it's not written in Polish, it is for the Polish subbed game.
雖然, 該攻略是為系出波蘭的遊戲而寫, 卻並非用波蘭語寫就.