unfamiliar
adj
1 ~ (to sb) not well known 不熟悉的
His face was unfamiliar to me. 我覺得他很面生.
working in new and unfamiliar surroundings 在不熟悉的新環(huán)境中工作.
2 [pred 作表語]
~ with sth (fml 文) not having knowledge of sth; not acquainted with sth 對某事物不了解或不熟悉
I'm unfamiliar with this type of computer. 我不熟悉這種類型的計(jì)算機(jī).