not a breath of

例句：

1. 1.She didn't have a single word to say about the matter.
   她对这件事一个字也没说。
2. 2. He had no idea how to solve the problem, not a breath of hope.
   他不知道如何解决这个问题，一点希望都没有。
3. 3. The weather forecast said there would be no rain for the next two days, not a breath of moisture.
   天气预报说接下来两天都不会下雨，一点湿气都没有。