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.
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。
Research into what students learn in school has found just how much is missing in their studies.
对学生在学校所学内容进行研究后，发现了学生的学习到底有何缺失。
The more studies that are done, the less clear it becomes just how much calcium humans really need.
人体到底需要多少钙，研究越多就越不清楚。
"Sir, " I said, "If you don't hire me, you'll never know just how much I could've done for this firm."
我说：“先生，如果你不录用我，你将永远也不会知道我会为公司创造多少财富。”
It's hard to say, because it's hard to know just how much homes were overvalued at the peak of the bubble.
这很难说，因为很难知道到底有多少房子在泡沫高峰期被高估了价值。
So it comes as a surprise to discover just how much maths is lurking in everyday objects – such as footballs.
到底有多少数学潜伏在日常物品背后是一个出人意料的发现——比如足球。
What is particularly striking about this offer is just how much money Warner Music's investors stand to make.
该项提议(计划)尤其惊人之处正是在于华纳音乐的投资者们预计要赚多少钱。
What is less clear is just how much of business and consumer software will migrate into the cloud, and how fast.
目前不太确定的是有多少商用和家用软件会转化成云计算模式，还有这种转化的速度会有多快。
The topic leaves me wondering at random moments just how much my brain is seeing that I don't know about consciously.
这个话题让我不时想搞清楚我的大脑到底看到了多少没意识到的景象。
Moreover, companies don't always understand just how much this software can enhance the convenience of server-room operations.
此外，很多公司对于使用该软件在多大程度上提高了服务器室操作的方便性也不甚了解。
The goal is to find out just how much difference a particular program makes and how it compares with other programs, Merzenich says.
梅泽尼奇说，目的是仅仅明确某一特定程序效果到底有多大，以及和其他程序比较的结果如何。
But this commencement was especially hopeful - because of just how much the kids at Booker T. Washington High School had overcome.
但这场毕业典礼却尤其充满了希望——因为这是布克·华盛顿高中的同学们克服了那么多的困难才赢得的！
British scientist Professor Sir John Houghton said: "The six degrees depends on just how much fossil fuel we burn this next century."
英国科学家约翰·霍顿爵士教授说：“是否升高6摄氏度将取决于21世纪我们燃烧多少矿物燃料。”
Upon hearing this, everyone on the Team made a mental note to think very carefully about just how much to commit to in the next Sprint.
听到这些，团队中的每个人都默默地非常谨慎地在心里思考下一个Sprint中要承诺多少工作。
Germans, who heard of Mr Kurras's double identity this month, are wondering just how much of their history will have to be re-examined.
那些在本月获知库拉斯双重身份的德国人正想知道，他们的历史将有多少需要被重新检查。
Alex Larenty demonstrates just how much trust he and the 550lb lion place in each other as he hugs him and spruces up his mane with a brush.
艾里克斯。拉任迪拥抱一头重550磅的狮子并为狮子梳理鬃毛，以此来展示人狮之间的信任。
So keep empty space in mind next time you decide to take a few photographs to see just how much more focus and emotion you can add to an image.
因此，下次你决定拍照时，记得多留些空白，看看能给相片增添多少聚焦与情感。
Although there's no definitive way to discover just how much trans fat a "trans-fat-free" food may contain, the ingredients list can provide help.
虽然没有明确的方法来测量一份“无反式脂肪食物”究竟包含了多少反式脂肪，但配料成份表会有些帮助。
And by controlling the intensity and duration of the electrical pulses applied, it is possible to specify just how much of the tissue is contracted.
依靠控制电脉冲的强度和持续时间，就可能去控制组织收缩的程度。
Psychologists have long said that connecting with others is central to well-being, but just how much conversation we require is under investigation.
心理学家一直说，与他人建立联系对幸福感至关重要，但是，目前仍在研究我们到底需要多少对话。
It logs where you spend your browsing time each day, helping you see just how much time you're wasting and helping you to stay more focused and on task.
它把你每天在哪里浏览网页记录下来，让你清楚自己浪费了多少时间，来让你更专心于工作。
Steve Jobs' recent resignation as CEO of Apple has served to refresh our memory about just how much he's done to change the technology industry over and over again.
Steve Jobs最近辞掉了苹果CEO一职，这让我们有机会回顾他是如何一次又一次改变科技行业的。
My surprise demonstrated just how much I had created my own idea of the brain based on myself instead of taking into account the differences other people exhibit.
我惊讶于我大脑中的想法是基于自我，而没有考虑他人表现出的差异。
I had set out to discover just how much information I could find about myself online, and Ostergren, who runs the Virginia Watchdog Web site, was my very first call.
于是我开始调查在网上我究竟能找到多少关于自己的信息，而Ostergren运营着维吉尼亚监督网站，正是我首先要致电问询的人。
I had set out to discover just how much information I could find about myself online, and Ostergren, who runs the Virginia Watchdog Web site, was my very first call.
于是我开始调查在网上我究竟能找到多少关于自己的信息，而Ostergren运营着维吉尼亚监督网站，正是我首先要致电问询的人。
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