unable

• I am unable to keep my engagement with you .
  我不能和你们朝夕相处。
• His aunt was now unable to leave her bed .
  他老姑太太现在不能下床了。
• I regret to say that i am unable to help you .
  我很抱歉不能帮助你。
• The child was unable to restrain her tears .
  那孩子不能制止住她的眼泪。
• You are unable to render me the least assistance .
  你一点都不能帮我的忙。
• She showed herself unable to deal with money .
  她做出的事表明她不善理财。
• You are unable to remember real events .
  真正发生的事你不记得。
• I am simply unable to call to mind his name ..
  我实在想不起来他的名字了。
• He was so angry as to be unable to say .
  他愤怒得话都说不出了。
• She turned away, as if unable to say more .
  她转过身去，似乎无法再说下去。