unknown
UK [ʌn'nəʊn] US [-'noʊn] adjective
IMPROVER
■not known or familiar 未知的；不知名的；不了解的；不熟悉的•The exact number of people carrying the virus is unknown.携带病毒的准确人数还不清楚。 •As recently as six months ago her name was almost unknown in Britain.就在六个月前，她的名字在英国还几乎无人知晓。 •Unknown to me, she'd organized a party for my birthday.她为我筹划了生日派对，我却还蒙在鼓里。
UK [ʌn'nəʊn] US [-'noʊn] noun
only singular
■what is not familiar or known 陌生事物；未知事物•Racism is in some ways just a fear of the unknown.在某些意义上，种族主义只是一种对未知事物的恐惧罢了。 countable
■a person, especially a performer or sports player, who is not famous 无名小卒，无名之辈（尤指不知名的演员或运动员）•For her latest film she deliberately chose a cast of unknowns.在新拍影片中，她特意挑了一批不知名的演员。 countable mainly US
■something that cannot be guessed at or calculated because so little is known about it 不明情况；未知因素•It's the big unknowns that make insurance companies uneasy.令保险公司担心的是无法预测的重大事件。 |