| 81. | be unable to assign a cause for her illness |
| 不能确定她的病因
|
| 82. | unable to relate to one's environment |
| 不能适应环境
|
| 83. | unable to use the English language correctly |
| 不能正确地使用英语
|
| 84. | self-educators unable to obtain regular instruction |
| 不能获得正规教育的自学者
|
| 85. | be unable to grasp his character |
| 无法了解他的性格
|
| 86. | unable to obtain the sleep for which one longs |
| 不能得到自己渴望的睡眠
|
| 87. | unable to predict a development with surety |
| 不能有把握地预言发展的趋向
|
| 88. | be utterly [woolly] unable to see difference |
| 完全看不出差异
|
| 89. | be unable to put two words together |
| 一句话都说不清楚
|