1 ADJ-GRADED 不熟悉的;陌生的 If something is
unfamiliar to you, you know nothing or very little about it, because you have not seen or experienced it before.
不熟悉的;陌生的 2 ADJ-GRADED [verb-link ADJ with n] 不熟知的;不了解的 If you are
unfamiliar with something, it is unfamiliar to you.
不熟知的;不了解的 SYN unacquainted with, a stranger to, unaccustomed to, inexperienced in
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