名詞 preconception:

1. an opinion formed beforehand without adequate evidence
   同義詞：prepossession, parti pris, preconceived opinion, preconceived idea, preconceived notion
2. a partiality that prevents objective consideration of an issue or situation
   同義詞：bias, prejudice

1. Common preconceptions about life in this district are increasingly being challenged.
   原先普遍存在著對(duì)那一地區(qū)生活的成見越來越站不住腳了。

pre.con.cep.tion

n.（名詞）
An opinion or a conception formed in advance of full or adequate knowledge or experience; a prejudice or bias:
先入之見，事先構(gòu)想：在掌握全部或充分知識(shí)或經(jīng)驗(yàn)之前所形成的觀點(diǎn)或概念；偏見或成見：
例句：
.His vision, unobstructed by ideological preconception, was continually reformed by experience.(Doris Kearns Goodwin)
.排除了意識(shí)形態(tài)偏見的干擾，他的見解不斷地從經(jīng)驗(yàn)中得以完善.(多麗絲·克恩斯·古德溫)