对…不能肯定

certain amount───一定数量

uncertain future───不确定的未来

uncertain outlook───前景不明朗

ascertainable───adj.可查明的；可确定的

ascertainably───确定的

bleat on about───喋喋不休

bucketing about───v.剧烈摇晃

When you are choosing a life work and feel uncertain about your choice.───当选择终生职业时感到是否合乎心意?

Through the process of mapping, you might discover that operators are uncertain about the actual procedures.───通过映射的过程中, 您可能会发现,运营商是不确定的实际程序.

Too many families are uncertain about what the future will bring.───不少家庭感到前途不明.

Philosophy teaches us to feel uncertain about the things that seem to us self - evident.───哲学教导我们要敢于怀疑貌似正确的东西.

She's uncertain about which major to choose.───对于选择哪个专业,她内心很矛盾.

They're both uncertain about what to do.───他们两人都拿不定主意该怎么办。

He was uncertain about his brother's intentions.───他拿不准他哥哥的意图是什么。

He was uncertain about his brother's intentions.───他对他兄弟的意图心中无数。

Many people are uncertain about how to address members of the nobility.───许多人不知道怎样称呼贵族家的人.

The doctor is uncertain about this case.───医生对这个病例没把握.

We are uncertain about what to do next.───我们拿不准下一步做什么.

All this makes investors, who should be bullish, uncertain about what the near future may bring.───向来自信的投资商也因此晕头转向, 无法预测前景.

In spite of all that has been said, quite a lot of people are still uncertain about the prices of housing in China.───尽管已经说了很多，有很多人对于中国的房价仍然不敢确定。

They feel uncertain about many dimensions of life in a strange country.───他们生活在异乡客地,在许多方面都会感到茫然不知所措.

I am uncertain about how to get there.───我不明确怎样才能到那里.

Everything is uncertain about the army.───关于军队的任何事情都不一定.

They are uncertain about what to do next.───他们不知道下一步该做什么.

For once I felt uncertain about blurting out my real feelings. I decided to play it cool.

Bridie was uncertain about meeting him.

They're both uncertain about what to do.

He was uncertain about his brother's intentions.

They are uncertain about what to do next.

For once I felt uncertain about my real feelings. I decided to play it cool.

I feel deeply uncertain about the future.

I was uncertain about what to do next.

If you are uncertain about your physical condition, check with your doctor before trying these exercises.