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.
我不知道伤势有多重，因为我以前从未受过这样的伤。
I don't know how bad the injury is, because I have never had one like this before.
仿佛是有一大肚子的话要说，但我却又不知从何说起。
It seems that I have a big belly to say, but I don't know where to start.
你不知道有什么事惹他生气时，他是什么样子。
或许有太多住在曼哈顿的市政分析师甚至不知道垃圾车的时间表。
Perhaps too many municipal analysts living in Manhattan don't even know the timetable for garbage trucks.
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.
有那么多萨姆当时还不知道的。
老实说，下次再遇到有潜在危险的情况时，我不知道自己会如何反应。
I honestly don't know how I will react the next time I meet a potentially dangerous situation.
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.
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.
你不知道玛莎有多害怕。
我以前不知道长颈鹿有那么高。
我打赌有许多关于土拨鼠日的事情你可能不知道。
I bet there are a lot of things about Groundhog Day that you probably don't know.
我不知道美国农业部曾经有一位研究肠胃胀气的专家。
I didn't know the U.S. Department of Agriculture once had a flatus researcher.
有一次在我回家乡的路上，我把钱包弄丢了都不知道。
Once, when I was on my way back to my hometown, I lost my purse without even knowing it.
在这个时候，如果你不知道自己有多少资本，就很难向别人推荐如何投资。
It's hard to recommend how to invest at this time without knowing how much capital you have.
“哇！你有一个大鼻子！”我感到很受伤，不知道说什么好。
"Man! You have one big nose!" I felt hurt and didn't know what to say.
一个在那里呆了5个星期的人怎么能告诉那个有“总统”头衔的人他真的不知道自己在说什么？
How could somebody who had been there for five weeks tell the person who had the title "President" that he didn't really know what he was talking about?
我不知道那段分开的时间对我来说是否有必要让我想明白它，但那一周我与她在一起的欢乐比几年来的都多。
I don't know if that time apart was necessary for me to realize it, but I had more fun with her that week than I had in years.
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.
意大利文化部表示，他们不知道政府有任何向联合国教科文组织施压的举动。
The Italian Culture Ministry says it is unaware of any government efforts to pressure UNESCO.
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.
他不知道自己到底有多少钱，所以他请了一个小女孩帮他数了他所有的钱。
He didn't know exactly how much he had, so he took on a little girl to count all his money for him.
这里有一些关于他的有趣的事情，你可能不知道！在漫长的一天写作之后，你喜欢做什么？
Here are some interesting things you might not know about him! What do you like to do after a long day of writing?
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.
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.
有一天，他吃了一种不知名的植物后中毒了，但因吃了一种常绿植物的叶子而得救。
One day, he was poisoned by an unknown plant but was saved by eating leaves of an evergreen plant.
有几次，玛丽让他吃了一惊，因为这小姑娘神不知鬼不觉地突然出现在他身边，仿佛是从地底下钻了出来。
She surprised him several times by seeming to start up beside him as if she sprang out of the earth.
有三个朋友宣布破产，他们不知道自己将在哪里生活，也不知道如何生活。
Three friends had declared bankruptcy and weren't sure where or how they were going to live.
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.
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