Someone who is partisan strongly supports a particular person or cause, often without thinking carefully about the matter.
He is clearly too partisan to be a referee.
他明显地过于偏袒,不适合担任裁判。
partisans
Partisans are ordinary people, rather than soldiers, who join together to fight enemy soldiers who are occupying their country.
He was rescued by some Italian partisans.
他被一些意大利游击队员救了。