adj.不习惯的;不寻常的;奇怪的;不熟悉的;
例句:
He is unaccustomed to playing indoors.
他不惯于在室内打球.
I am a bit unaccustomed to it.
我还真觉得有点儿不习惯.
I am unaccustomed to public speaking.
我不习惯在公众面前讲话.