"That it is practically impossible to avoid coming into contact with them," says Frederick vom Saal, a biologist at the University of Missouri.
“避免与它们接触是基本不可能的。”密苏里大学的生物学家FrederickvomSaal说。
While many of these statements might be true, they are practically impossible to prove scientifically.
尽管这些说法可能成立，但它们实际上很难用科学手段证明。
几乎不可能！
It 's practically impossible for him to recover from the diseases.
他几乎没有什么希望能够从这场病中恢复过来。
It's practically impossible to write a good essay without a clear thesis.
如果你没有清晰的论题，是不可能写出一篇好论文的。
Sometimes this is practically impossible, but I'm sure I should always try.
有时这几乎不可能，但我确信我应该永远努力为之。
Because of this, managing your attention information is practically impossible.
正因为这样，才使得你的注意力信息管理变的不现实。
These days, it's practically impossible to escape either of these two concepts.
这些天，则几乎无法进行转义这两个概念之一。
Amazon operates with economies of scale that are practically impossible to match.
亚马逊的规模经济几乎没有所匹敌。
Its practically impossible to get home in less than an hour when the traffic is heavy.
当交通拥挤时，在一小时之内到家几乎是不可能的。
Most other biologists deemed the idea either practically impossible or a financial boondoggle.
大部分其他生物学家不是认为这个想法不切实际，就是认为它浪费钱财。
It should be pointed out that your proposals are theoretically correct but practically impossible.
应该指出你们的建议理论上是正确的，但在实际中却是行不通的。
And there are so many forums online that it’s practically impossible to run out of ideas from them.
网上论坛的数量是那么的多，所以从论坛里产生的创意是永远都不会用光的。
Buying special instruments in 1970 was practically impossible so he used whatever he had at his disposal.
在1970年购买专用仪器几乎是不可能的事，所以他在处理作业时，只能使用在手边的任何工具。
While any of these statements might be true, they are practically impossible to prove scientifically.
尽管这些结果任何一个都有可能是对的，但是实际上它们都无法被科学地证明。
It is practically impossible to remove all the moisture from a sample without deterioration of the product.
要去除样品的全部水分而又不损坏产品，实际上是不可能的。
The lamentable reality is that securing $22 billion in annual funding by 2015 will be practically impossible.
悲哀的现实正是如此，到2015年保证220亿每年的投入实际上已不可能。
It's practically impossible to begin a reading of Milton without the burden of innumerable prejudices and preconceptions.
想要不带大量的偏见或成见的解读米尔顿，几乎是不可能的。
It is practically impossible to prevent at least some bugs getting into food in the field, no matter how stringent the hygiene rules.
无论多么严格的卫生规定，事实上都不可能阻止至少是一些病菌进入田间的食品。
While Beijing has held out the possibility of rescheduling the visit, this was practically impossible given that the Expo ends next month.
尽管北京方面保留了改期安排访问的可能性，但这将很难办到，因为世博会将于下月闭幕。
The number of possible journeys grows exponentially as you increase the number of towns, so an exhaustive search soon becomes practically impossible.
当你增加小镇的数量时，可能的路线会呈指数方式增长，所以彻底搜查实际上来看是不可能的。
The caves create a labyrinth of houses, and it's practically impossible to distinguish the natural rock formations from the ancient architecture.
这些洞穴错综复杂，构成一个像迷宫一样的住宅区。人们几乎无法将古代建筑与天然的岩石形状区分开来。
Since the Internet is comprised of an ever-changing number of servers, pinning down the precise amount of data contained online is practically impossible.
既然互联网是由数量不断变化的服务器组成的，那么确定网上含有多少数据的精确数量几乎是不可能的。
It is practically impossible to know what someone is really worth, given private businesses, illiquid assets, debts, collections and assorted Swiss bank accounts.
实际上，考虑到私营企业、非流通资产、债务、收藏品和各种瑞士银行帐户，基本上无法知道一个人到底有多少财富。
It is practically impossible to know what someone is really worth, given private businesses, illiquid assets, debts, collections and assorted Swiss bank accounts.
实际上，考虑到私营企业、非流通资产、债务、收藏品和各种瑞士银行帐户，基本上无法知道一个人到底有多少财富。
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