be unable to

• She would be unable to ask her confederate indoors .
  她不能请她的同谋者到屋里去。
• If you are unable to raise yourselves, i will advance it .
  你若无力筹款，由我代垫。
• I am unable to play a note .
  我一个音符也弹不出来。
• If one man guards the pass , ten thousand are unable to get through .
  一夫当关，万夫莫开。
• Our plans were dashed when we were unable to raise any money .
  我们凑不起钱来，计划告吹了。
• Mrs. biggs is ill and will be unable to take you today .
  比格斯夫人病了，今天不能给你们上课了。
• We are unable to influence events in the way we want .
  我们无法按照我们的意愿来左右事态的进展。
• Man is so weak and inadequate that he is unable to govern himself .
  人如此微弱与渺小，不能自制。
• It appears that they were unable to say their office in the evening .
  看来，他们晚上没法再做祷告了。
• I have been unable to resist the temptation to include a final chapter .
  我觉得很有必要增加最后一章。