I can't
无法───unable;我───I
She is unable to conceive.───她不能怀孕。
He was unable to control his sensibility.───他无法控制自己敏锐的情感。
She was unable to contain her excitement.───她无法抑制内心的激动。
There will be problems at all levels of difficulty, so no student should be unable to solve close to six problems each week.───作业会有不同难度的问题，所以应该所有学生均可在每星期解决接近六条问题。
At the time I was drunk on lack of sleep and unable to make a coherent reply to that - hence the reason I'm writing this article.───当时我失眠又醉酒，没法给出个像样的答案，这也是我为什么会写这篇文章的理由。
She felt sluggish, bloated, and unable to run at an intense pace--except when a Port-a-Potty came into view.───她感到乏力，臃肿，无法跑出高强度配速---除非看到洗手间。
I found myself unable to speak.
The world without you, unable to continue.
She was unable to take up the London posting.
He was unable to escape the array of facts.
They were unable to meet their mortgage repayments.