水的澄清2022-04-11 19:56:30unknown的音素： /ˌʌnˈnəʊn/
The new sales director is still a bit of an unknown quantity。
新來的銷售部主任大家還不大瞭解。
He was an unknown painter one year ago。
一年前，他還是一個不為人知的畫家。
The director cast her in a leading part when she was a young unknown of 16。
當她還是一個十六歲的無名少女時，導演選中她演主角。