Definition: not known or familiar Level: B1
携带该病毒的确切人数尚不为人知。
The exact number of people carrying the virus is ___unknown.
就在几个月前，大多数人都还不知道她的名字。
Just a few months ago, her name was ___unknown to most people.
我们发现了一些来自不知名本地乐队的很棒的音乐。
We discovered some great music from ___unknown local bands.
