The economic climate remains uncertain.
经济气候依然是不确定。
"Oh yes," was the faint, uncertain reply.
“哦，是的。”这是她虚弱且不确定的回答。
Their origin is uncertain, but archaeologists hypothesize that they were Canaanites.
他们的起源是不确定的，但考古学家推测他们是迦南人。
Nowadays, we rely on news for information, but we are uncertain about the truth of the news.
如今，我们依靠新闻获取信息，但我们却不确定新闻的真实性。
It's uncertain whether English will be the world language in the future, but we should still keep learning.
未来英语是否会成为世界语言还不确定，但是我们也应该努力学习。
Management is all about making difficult tradeoffs in conditions that are always uncertain and often fast-changing.
管理就是在不确定且经常快速变化的条件下做出艰难的权衡。
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。
Although the origins are uncertain, experts think that this is largely due to the high level of volcanic activity in the area.
尽管起源还不确定，专家认为这主要是由该地区频繁的火山喷发所造成的。
Growers may feel their prospects are good for an upcoming harvest, but until that day arrives, the outcome will always be uncertain.
种植者可能会看好即将到来的收获季，但那天到来之前结果都是不确定的。
"The outlook is still pretty uncertain, so buyers are staying on the sidelines, " said Wee Liat Lee, a property analyst at Samsung Securities.
三星证券公司房产分析员 Wee Liat Lee说：“未来形势仍不明朗，所以买房者还是处于观望状态。”
But many young researchers, especially those who have not been mentored in open science, are uncertain about whether to share or to stay private.
但许多年轻的研究人员，尤其是那些没有接受过开放科学指导的人，对于该分享还是保持隐私是不确定的。
Until the recent discovery of fossilized sauropod nesting grounds, scientists were thus uncertain whether sauropods laid eggs or gave birth to live young.
因此，直到最近发现蜥脚类恐龙筑巢地的化石之前，科学家们还不能确定蜥脚类动物到底是产卵还是胎生。
It may be possible for large-scale change to occur without leaders with magnetic personalities, but the pace of change would be slow, the vision uncertain, and the committee meetings endless.
就算没有一位有人格魅力的领导人，大规模变化仍可能发生，但变化的步伐将是缓慢的，前景尚不确定，委员会会议也将没完没了。
For example, a company may be able to estimate accurately the aggregate number of shoes it will sell, but it may be uncertain about which specific types of shoes will sell more than other types.
例如，一个公司也许能够准确地估计它将销售的鞋子总数，但它可能不确定哪一种特定类型的鞋子将比其他类型的鞋子卖得更多。
我们似乎前途渺茫。
I'm still uncertain of my feelings for him.
我仍不能肯定我对他的感情。
She told him in no uncertain terms to go away.
她非常明确地叫他走开。
The sandbank was uncertain, like quicksand under his feet.
这个沙丘不结实，像他脚下的流沙一样。
Uncertain they could help, Grant and his mother headed down the trail.
格兰特和他的妈妈不确定能否帮上忙，便沿着小路走去。
Millie asks Andy to fix her broken bicycle, however, he is uncertain about it.
米莉请安迪修理她那辆坏了的自行车，然而，他对此并不确定。
You'd better ask other witnesses. I'm uncertain if the suspect was at the scene of the crime.
你最好问问其他证人。我不确定嫌疑犯是否在犯罪现场。
She hesitated, uncertain how to classify herself.
她犹豫了一下，不知道该将自己归为哪一类。
In your letter, you told me what you thought of my behaviors in no uncertain terms.
在你的信中，你直截了当地告诉了我，你对我的行为的看法。
When the potato was introduced into Europe is uncertain, but it was probably around 1565.
马铃薯何时被引进欧洲尚不确定，但可能是在1565年左右。
Even lacquer, which is a more uncertain market than either porcelain or jade, went as a swing.
甚至漆器，相对于陶瓷或者玉，其市场行情更加捉摸不定，像荡秋千一样。
Years have rolled by, and who is this elegant lady of uncertain age alighting at London Station?
很多年过去了，在伦敦火车站下车的这位年纪不定的优雅女士是谁呢？
I can declare in no uncertain terms that not praising children can lead to their lack of confidence.
我可以毫不含糊地说，不赞扬孩子会导致他们缺乏自信。
He praised the actions of the firefighters but admitted the fate of the cathedral had been uncertain.
他赞扬了消防员的行动，但承认大教堂的命运尚不确定。
Scientists continue to study identical twins because they are uncertain about them and have many questions.
科学家们继续研究同卵双胞胎，因为还有不确定的地方和许多问题没解决。
We can only imagine the fallen angels with a kind of dim and uncertain light just as the belated peasant sees.
我们只能想象出堕落的天使们带着暗淡的变幻的光，就像那个迟来的农民看到的那样。
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