您要查找的是不是：
- The leading role is played by a complete unknown. 演主角的是一个毫无名气的演员。
- The star of the film is a previously unknown actor. 这部电影里的明星以前是个默默无闻的演员。
- His clinic is near the newly-built railway station. 他的诊所在新建的火车站附近。
- Its greater part is unknown to me. 它的大部分对我是未知的。
- He was an unknown painter one year ago. 一年前，他还是一个不为人知的画家。
- He went to the station to ask about the trains. 他到火车站却了解火车情况。
- He was walking up and down the station platform. 他在火车站的月台上走来走去。
- Ha has been seeing someone to the station. 他刚才送人上火车站去了。
- This is a fact hitherto unknown. 这是一个至今无人知道的事实。
- We walked as far as the railroad station. 我们走到火车站那样远的地方。
- A quantity of unknown numerical value. 未知数数值不明的一个数量
- Kate is in bad with Lucy for some unknown reason. 因为某些不为人知的原因，凯特和露西关系不好。
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- A host of friend meet him at the railroad station. 一大群朋友在火车站迎接他。
- It is no safe wading in an unknown water. 不知水深浅，涉水不安全。
- Could you give me a ride to the station? 你能开车送我到车站吗？
- The investigation was tabled for reasons unknown. 不知何故调查延缓进行。
- A new nuclear power station is on the stocks here. 这座新的核电站在建造之中。
- The ownership of the house is still unknown. 这栋房子的所有权至今无人知道。
- Have the train arrive when you get to the station? 你到车站时火车已经来了吗？
