尚不知道有多少人死于齐发的炮火中。
It's still not known how many died in the volleys of gunfire.
我知道有个雕塑家用她自己的作品去换一位著名画家的画作。
I know a sculptor who swaps her pieces for drawings by a well-known artist.
我知道有个好地方很安静，没人打扰你。
I know there's a great place where it is quiet and no one bothers you.
你不知道有什么事惹他生气时，他是什么样子。
科学家们不知道有多少噪音以及何种噪音对海洋动物有害。
Scientists do not know how much and what kinds of noises are harmful to ocean animals.
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.
我知道有科学家在从事海洋生物调查，并在每次潜水时都能发现新的物种。
I know of scientists who conduct marine life surveys and identify new species every time they go out on a dive.
我知道有一天你也想来这里度假！我们一乘火车到达德国，克莱夫和他的妻子就离开了我们。
I know you want to come here on vacation too one day! Clive and his wife left us once we got to Germany by train.
令人惊讶的是，没有人知道有多少孩子在英国医院接受教育，更不用说教育的内容和质量了。
Surprisingly, no one knows how many children receive education in English hospitals, still less the content or quality of that education.
他们也知道有更强大、更可靠、更快速的系统，但他们的雇主根本不会提供资金来购买这些系统。
They are also the ones who know there are systems that are more powerful, reliable and faster, but their employer simply will not put up the funds to buy them.
她像只小云雀般为自己的工作歌唱，每天都满怀希望地对自己说：“我知道有一天我一定会学好音乐，只要我乖。”
She sang like a little lark about her work, and day after day said hopefully to herself, "I know I'll get my music some time if I'm good."
我刚知道有悬挂式滑翔运动！
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.
我知道有一些项目正在进行之中。你能给我们简单谈谈那些项目吗？
I understand that there are a number of projects going on. Could you tell us a little bit about those?
老师想知道有多少学生想去动物园。
The teacher wonders how many students would like to go to the zoo.
未来的道路可能会知道有多少人在该路上。
Roads of the future may be able to know how many people are on them.
我决定，如果我知道有哪家公司大量使用塑料，我就给它发邮件，敦促它减少使用塑料。
I decided that if I learned of a company which used a lot of plastic, I'd send it an email urging it to cut back.
在很长一段时间里，没人知道火星是什么时候被发现的，谁发现的，也不知道有一种行星可以不用望远镜就能从地球上看到。
It's not known when Mars was found and by whom Mars has been known for a very long time, and one of the planets that can be seen from the Earth without a telescope.
如果没有广告，我们就不知道有什么好买的。
We wouldn't know what there was to buy if we didn't have advertisements.
假设你知道有一种口香糖会让你有不好闻的口气。
Suppose you know that there is a type of chewing gum that will give you bad breath.
我不知道有多少女性面部长有毛发，因为大部分人会把它拔掉。
We have no idea how many women grow hair on their faces, because the vast majority will pluck it out.
从方向上看，他们抓住了趋势，但我们要确切知道有多少人失业的想法仍然不太现实。
Directionally, they capture the trends, but the idea that we know precisely how many are unemployed is a myth.
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.
例如，我们甚至不知道有多少恒星有行星，我们当然也不知道如果有适当的条件，生命自然出现的可能性有多大。
We do not even know, for example, how many stars have planets, and we certainly do not know how likely it is that life will arise naturally, given the right conditions.
低收入的城乡地区的教师没有参加过数学竞赛，他们可能不知道有像Math Counts 这样学习高数的机会。
Teachers in low-income urban and rural areas with no history of participating in math competitions may not know about advanced-math opportunities like Math Counts.
我不知道有多少年没有假期了。
“你知道有多少人死于运送汽油的途中？”
"Do you know how many people have died delivering gasoline?"
他知道有 400个人在焦急的等待中死去。
你知道有什么培训学校吗？
虚拟化系统至少须知道有多少请求正在发送到系统。
At a minimum, a virtualization system must know how many requests are being sent into the system.
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