几乎一无所知

• No one knows the reason what caused the disease up to now
  造成这种疾病的原因迄今几乎一无所知。
• The reason caused the illness is still unknown at present
  造成这种疾病的原因迄今几乎一无所知。
• Class know almost nothing about the content of these messages
  类对这些消息的内容几乎一无所知。
• No body know the reason , which lead to this kind of illness
  造成这种疾病的原因迄今几乎一无所知。
• “ me and my like ? you don ' t know anything about me
  “为我和象我一样的人？你对我几乎一无所知。 ”
• The reason of what results in this disease is still unknown
  造成这种疾病的原因迄今几乎一无所知。
• We know nothing to the reason whick cause the illness so far
  造成这种疾病的原因迄今几乎一无所知。
• They have known little else in their lives but bush warfare
  除了丛林战，他们活这么大几乎一无所知。
• The reason which results in the disease is still unknow so far
  造成这种疾病的原因迄今几乎一无所知。
• What reasons for causing the disease is still in the dark by now
  造成这种疾病的原因迄今几乎一无所知。