unfamiliar adj.

1 not well-known to you

VERBS be, feel, look, sound

ADV. very | completely, quite, totally | not entirely | slightly

PREP. to The language was completely unfamiliar to me.

2 not having knowledge or experience of sth

VERBS appear, be, seem

ADV. very | completely, quite | relatively

PREP. with We were quite unfamiliar with the town.

You can also check Google Dictionary: unfamiliar (English, 中文解释 ), wordnet sense

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