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1·She is still a little unsteady on her feet after the operation.

手术以后她还有点站不稳。《牛津词典》

2·Most politicians recognize the link between investment in science and national economic strength, but support for research funding has been unsteady.

大多数政治家认识到投资科学和国家经济实力的关系，但对研究资金的投入一直不稳定。

3·As the brain attempts to force the unsteady hand to do its bidding, the tension between the two results in a more compressed, psychologically denser expression.

当大脑试图逼迫不稳定的手去完成任务时，两者之间的紧张关系导致的结果是更加精简、心理上更加难懂的表达。

4·His voice was unsteady and only just audible.

他的声音颤抖，只能勉强听清。《柯林斯英汉双解大词典》

5·They were unsteady on their feet and rather uncoordinated.

他们站不稳，也很不协调。《柯林斯英汉双解大词典》

6·The boy was very unsteady and had staggered around when he got up.

那男孩很难站稳，起身时摇摇晃晃。《柯林斯英汉双解大词典》

7·He made a sad business of it with his unsteady hand, and a smothered titter rippled over the house.

他那颤抖的手却把这件事弄得很糟糕，整个屋子发出了一阵憋住的嗤笑声。

8·His pulse was unsteady.

他的脉搏不规则。

9·The boy was unsteady at his first step.

这个男孩是他不稳定的第一步。

10·Do I feel: Unsteady?

我是否感到：摇晃？

(1)unsteady flow非定常流

(1)unsteady state非稳定态