如果那时我们被发现了，我不知道我们会有什么后果。
If we had been spotted at that point, I don't know what would have happened to us.
我们不知道抄本是怎样泄露的。
我不知道他们到达时需要什么—我们只有见机行事了。
I don't know what they'll want when they arrive—we'll have to play it by ear.
我们不知道我们的太阳在过去的40亿年里损失了多少质量。
We don't know for sure how much mass our Sun's lost over the last four billion years.
我们应该谅解我们的父母，他们可能不知道该如何正确地表达他们的爱。
We should make allowances for our parents who might not know the correct way to express their love.
我们不知道那些反馈意见代表着什么。
我不知道我们是否会在构建系统时将 AOP视为主要的设计机制。
I don't know if we will consider AOP the primary design mechanism when we build systems.
我们不知道答案，因为关于这台机器可靠性的研究还没有被重复。
We don't know the answer, because studies done on how reliable this machine is have not yet been duplicated.
在大多数情况下，我们只是不知道有多少英国人在国外感染了疾病。
In most cases, we just don't know how many Britons contract diseases when abroad.
一开始我们甚至不知道罗塞塔石碑上的三段文字包含着相同的信息。
We didn't even know at first that the three texts on the Rosetta Stone contain the same information.
每一集都将聚焦于一个不同的科学领域，告诉我们，我们知道什么，我们是如何知道的，以及我们仍然不知道什么。
Each episode will focus on a different area of science and tell us what we know, how we know it, and what we still don't know.
我们会倒地而死——你不知道吗？
我们喜欢把我们不知道的东西和我们知道的东西进行比较。
We like to group those things we don't know by comparing them with the things we know.
我们以前从未经历过这种假期，不知道有什么可期待的。
We had never experienced this kind of holiday before and had no idea what to expect.
我不知道他还能不能好转，我们只有过一天算一天。
I don't know if he'll get better. We're just taking it one day at a time.
我们那时不知道我们在违法。
我不知道我们能不能帮上忙，一切都得看情况而定。
我们在很多方面都被延误了，不知道需要多久才能赶上。
It has set us back in so many respects that I'm not sure how long it will take for us to catch up.
“我们当中没人知道我们将要在这儿呆多久。”—“我也不知道。”
"None of us has any idea how long we're going to be here."—"Nor do I."
我们走到了伦敦的商业区，我们完全不知道我们在哪儿。
We ended up in like the business part of London and we had no clue where we were.
杜克大学的行为心理学家丹•艾瑞里表示，撒谎的危险之处在于，人们不知道这种行为会如何改变我们。
"The dangerous thing about lying is people don't understand how the act changes us," says Dan Ariely, behavioural psychologist at Duke University.
卡梅隆是一片好意，但很清楚，他一点都不知道公务员是干什么的，和我们每日面对的困境是什么。
Cameron meant well, but it was clear that he hadn't the faintest idea what a civil servant does or the daily dilemmas we face.
与其说“如果我们设定了季度末的最后限期，我们将永远无法完成”这样的话，不如说：“仅代表个人看法，但我不知道我们怎样才能在截止日期前完成。”
Instead of saying something like, "If we set an end-of-quarter deadline, we will never make it," say, "This is just my opinion, but I don't see how we will make that deadline."
虽然我们不知道这其中有多少是真实的，但可以肯定的是，丝绸栽培在中国已经存在了几千年。
While it is unknown just how much of this is true, it is certainly known that silk cultivation has existed in China for several millennia.
然而，当新事物出现时，我们往往连它的名字都不知道。
Yet, when something new turns up, more often than not, we do not even know its name.
目前还不知道在澳大利亚有多少地方能够发现这种岩石艺术；但不幸的是，我们知道有很多艺术作品正在消失。
It isn't actually known how many sites there are across Australia where rock art can be found—but unfortunately, we do know that much of the art is being lost to us.
这是非常有用的，因为有些物体是看不见的，如果没有射电望远镜我们甚至不知道这些物体。
This is extremely useful, because there are objects that can't be seen, objects that we wouldn't even know without radio telescopes.
我们先想去看长颈鹿，但是我们不知道怎样去。
First, we want to see the giraffes, but we don't know how to get there.
我们似乎觉得有些人天生就有创造力，但我们不知道他们是如何做到的。
We seem to feel that some people are naturally creative, but we don't know how they got that way.
我们都听说过伞菌并且知道它们都是有毒的，但是很多人并不知道伞菌也是蘑菇的一种。
We have all heard of toadstools and know that they are poisonous, but what many people don't know is that a toadstool is actually a mushroom.
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