unknown
美[ˌʌnˈnoʊn] n.不知名或不出名的人；未知的事物；未知数；未知数
网络场景类型；未知；未知的；未知数
1 . The best thing to do when entering unknown territory is smile.
踏入未知地带最好的对策就是微笑。
来自美剧《凯莉日记》
2 . It is not unknown for valuable display items to go, ahem, missing.
贵重的展品，呃哼，丢失的话，会众人皆知。
来自柯林斯例句
3 . The contract was awarded to a previously unknown company.
合同签给了一个之前并不知名的公司。
来自柯林斯例句
4 . Ignorance of people brings fear, fear of the unknown .
人们的无知会带来恐惧，对未知事物的恐惧。
来自柯林斯例句
5 . Unknown thieves had forced their way into the apartment.
不知名的窃贼破门闯入了公寓。
来自柯林斯例句
1.an unknown and unexplored region;
they came like angels out the unknown
2.anyone who does not belong in the environment in which they are found
3.a variable whose values are solutions of an equation
4.not known;
an unknown amount
5.being or having an unknown or unnamed source;
a poem by an unknown author
6.not known to exist;
things obscurely felt surged up from unsuspected depths in her- Edith Wharton
7.not famous or acclaimed;
an obscure family
8.not known before;
used many strange words