unfamiliar

英 [?nf?'m?l??] 美[,?nf?'m?l??]
  • adj. 不熟悉的；不常見(jiàn)的；沒(méi)有經(jīng)驗(yàn)的

英英釋意

1. not known or well known;
"a name unfamiliar to most"
"be alert at night especially in unfamiliar surroundings"