她不知道他何时要走，甚至于还不能确定他究竟要不要走。
She couldn't know what time he'd go, or even for certain that he'd go at all.
一般来说，还不能确定幼儿能否辨别广告中的幻想成分和现实成分。
Generally, there is uncertainty as to whether very young children can distinguish between fantasy and reality in advertising.
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。
Until the recent discovery of fossilized sauropod nesting grounds, scientists were thus uncertain whether sauropods laid eggs or gave birth to live young.
但是他还不能确定公众会怎么想。
但是金还不能确定，发育漂变是否也出现在人类身上。
Prof Kim cannot yet say whether developmental drift occurs in humans.
英航：旅客量跌幅“已经见底，但还不能确定”。
Passenger declines "appear to reach bottom, but too early to be sure" : British airways.
现在还不能确定，保罗二世会不会预测欧锦赛的结果。
It remains to be seen whether Paul II will be asked to predict the results of the 2012 European Football Championships.
不安和抑郁情绪也常见于肥胖患者，但还不能确定哪是因哪是果。
Anxiety and depression are also more common in patients with obesity, though it is not often clear which is cause and which is consequence.
同时，玻利维亚完全还不能确定它是否需要国有石油公司。
Bolivia, meanwhile, cannot decide whether it wants an NOC at all.
死亡的原因“还不能确定”，办公室里的另一名验尸官说到。
The cause of death was "yet to be ascertained," said another official in the coroner's office.
死亡的原因“还不能确定”，办公室里的另一名验尸官说到。
"The cause of death was" yet to be ascertained, "said another official in the coroner's office."
然而，现在还不能确定这是否意味着西方要齐贝吉先生退位。
It is unclear whether that means the West wants Mr Kibaki to step down.
到底是什么使得管状胶带如此有效，研究人员目前还不能确定。
As for precisely what makes duct tape so effective, researchers are still uncertain.
最后，这只是我个人的猜测，还不能确定，如果猜中了将意义深远。
Finally, the prediction that I am least sure of, but which, if prescient, would be the most profound.
当地自来水公司表示，县城将停水数日，恢复供水时间还不能确定。
The county's drought will last for days, said the local water company. It is unknown when water supplies will resume.
虽然还不能确定，但节目制作人认为这很有可能是首次在野外拍摄到野生幼年雪豹。
The programme's makers cannot be sure, but they suspect it may be the first footage of a snow leopard cub filmed in the wild.
这次的冰岛火山爆发是不是对旅客的行程造成更长期限的影响还不能确定。
It is also uncertain whether the recent Icelandic volcanic eruptions will have a longer term impact on passenger travel plans.
目前还不能确定女子健康活动里表明的雌激素的益处是否其它类型的雌激素也会拥有。
It is not known whether the benefits of estrogen shown in the Women's Health Initiative would be replicated using a different type of estrogen.
这引起了公共卫生关注，不过还不能确定食品中丙烯酰胺含量对健康的影响。
This caused public health concerns, though the health impact of acrylamide levels in foods was uncertain.
“他说游艇已失踪在“相当危险的水域”，但还不能确定它已被海盗绑架。”
He said the yacht had gone missing in "fairly dangerous waters" but there had been no confirmation it had been hijacked by pirates.
所以，对于此处的解释想必是有漏洞的，只是我们现在还不能确定如何匡正它。
It's certainly a hole in that particular explanation so we can't yet be sure exactly how to explain these findings.
更为奇怪的是，目前还不能确定开枪男子是否想伤害连胜文，以及是否与参选者有个人恩怨。
Bizarrely, it has not been determined whether the gunman intended to harm Mr Lien or to settle a dispute with the candidate.
该小组仍在探索交叉现实的技术和现实应用，所以能给商业世界带来什么还不能确定。
The group is still exploring both the technical and practical sides of this, so it's uncertain what it will lead to in the commercial world.
然而《名利场》杂志的尤里·维纳感叹道，苹果还不能确定这一产品公告会让顾客喜爱。
Juli Weiner at Vanity Fair sighed with relief that this was not yet another product announcement Apple is sure you'll love.
这种海蛞蝓的成就是了不起的壮举，不过，科学家们还不能确定这种动物如何挪用它们需要的基因。
The slugs accomplishment is quite a feat, and scientists aren't yet sure how the animals actually appropriate the genes they need.
但我们还不能确定的是，这种异常是否是导致BDD的病因，又或者是BDD产生的结果。
But we haven't yet determined whether abnormal visual processing contributes as a cause to developing BDD or is the effect of having BDD.
我们还不能确定下一场大地震发生在何时何地，但是地质分析中表明美国西北部发生大地震的可能性非常大。
We really don't know where or when the "big one" will hit, but geologic evidence shows that the northwest coast of the U.S. has all the makings.
尽管医生还不能确定他患的是致命的淋巴瘤菌珠还是较易治疗的何杰金病，但他们知道要治疗这种病必须以攻为守。
Though doctors weren't sure if he had a deadly strain of lymphoma or a more curable form of Hodgkin's disease, they knew it had to be treated aggressively.
现在还不能确定这种新方式能否被长期被行业采用，因为这还要看其中的公司在成本和获利上有多大不同。
Whether all this will prove to be a sustainable new model for the industry remains unclear: a lot depends on how the different companies involved divide up the costs and benefits.
现在还不能确定这种新方式能否被长期被行业采用，因为这还要看其中的公司在成本和获利上有多大不同。
Whether all this will prove to be a sustainable new model for the industry remains unclear: a lot depends on how the different companies involved divide up the costs and benefits.
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