hard to tell

• It 's still hard to tell who will emerge victorious .
  鹿死谁手尚难料。
• It may rain or it may not . it is hard to tell .
  天也许下雨，也许不下。说不准。
• The immediate future is clear , but it is hard to tell what lies beyond .
  近期内的情况很清楚，但很难说以后如何。
• It was hard to tell his age closely, even though he had switched on his cockpit lights .
  虽说此时他已把后舵舱的几盏灯全打开了，但说准他的年纪仍很难。
• How ' s jimmy doing ? - it ' s hard to tell . you know him
  吉米怎么样？ -很难说。你了解他
• Oh , i mean , it ' s - it ' s hard to tell , you know
  哦,很难说,你知道的,因为我们
• It may rain or it may not . it ' s hard to tell
  天也许下雨,也许不下.说不准
• - how ' s jimmy doing ? - it ' s hard to tell . you know him
  -吉米怎么样？ -很难说。你了解他
• It ' s hard to tell what actually constitutes a date , though
  不过很难定义什么样才叫约会
• It is hard to tell them apart sometimes
  有时候分别告诉他们是很难的