Rawlins stresses that it is impossible to prove a causal link between the drug and the deaths.
罗林斯强调说证实毒品与死亡之间的因果关系是不可能的。
You may think you're not very good at some school subjects, or that it is impossible for you to become a writer.
你可能会认为你不太擅长学校的某些科目，或者你不可能成为一名作家。
The younger brother believes that it is impossible for a lonely and helpless maiden to pass through the wilderness without any harm.
弟弟认为，一个孤独无助的女孩想要毫发无伤的穿过这野外的荒原是根本不可能的。
In any field of endeavor, it is impossible to make a significant contribution without first being strongly influenced by past achievements within that field.
在任何努力领域，如果不首先受到该领域过去成就的强烈影响，就不可能作出重大贡献。
When travelling on fast roads at night it is impossible to drive and navigate at the same time.
夜晚在快速路上行驶时，不可能边开车边找路。
With an increasingly large class, it is impossible for most teachers to give students meaningful feedback on writing assignments, he said.
他说，随着班级规模越来越大，大多数老师无法就学生的写作作业给出有意义的反馈。
Even if the information is intercepted by a snooper, it is impossible for them to decipher it.
即使信息被窥探者截获，他们也不可能将其破译。
If everyone wears the same clothes, it is impossible to laugh at other people's clothing.
如果每个人都穿着同样的衣服，就不会再嘲笑别人的衣着。
For Hill, it is impossible not to talk about China as the leading player when discussing fashion.
对希尔来说，在谈论时尚的时候，就不得不谈到作为主要参与者的中国。
It's a pity that it is impossible to explore every corner of the world even if you travel the whole life.
遗憾的是，即使你一生都在旅行，也不可能探索到世界的每一个角落。
With only one observation per country, it is impossible to control for unobserved heterogeneity across countries.
由于每个国家只有一个观测结果，因此不可能控制各国间未观察到的异质性。
For those of us not versed in higher mathematics, it is impossible.
对于那些不精通高等数学的人来说，这是不可能的。
Yes, it is impossible to retain every theoretical lesson ever learned.
诚然，把课堂上的每个理论知识都牢牢记住是不可能的。
There is no tracking, so it is impossible to know what state a process is in.
它不能进行跟踪，因此不可能知道流程所处的状态。
In the absence of good scientific trials, it is impossible to be certain which is which.
在缺乏良好的科学试验的情况下，是不可能确定哪些有效哪些无效的。
However it is impossible to guess whether such efforts will pull Michigan out of the mire.
然而，这些努力能否令密歇根走出泥沼，还无法估计。
Of course, anyone knows that it is impossible to play a harmonious work with just three strings.
当然，我们每个人都知道仅用三根琴弦是无法演奏出和谐的乐曲的。
If it is impossible to carry out the orders of the shipper, the carrier must so inform him forthwith.
托运人的指示不能执行的，承运人应当立即通知托运人。
Accessible eventing: Do not hide the event system, or make it so complex that it is impossible to use.
可访问事件：不要隐藏事件系统，或将其设计得太过复杂而无法使用。
Accept my thanks for the compliment you are paying me, but it is impossible for me to accept your proposal.
你对我的恭维，我表示感谢，但是，接受你的求婚是不可能的。
Again, it is impossible to tackle a complex system unless it is broken down into smaller, simpler elements.
同样，除非将其分解成更小的、更简单的成分，要解决一个复杂的系统是不可能的。
Security is a large topic, and it is impossible to completely cover all aspects of security in this article.
安全性是一个很大的话题，本文不可能完全包含安全性的所有方面。
Without the full necropsy it is impossible to know whether Macho b's death was related to his being snared.
在进行完整的尸检之前，几乎无从知晓马乔b的死是否与其落入陷阱有关。
But geologists caution that while the threat is real, it is impossible to say when the volcano might collapse.
然而地质学家警告说，尽管这一威胁确有其事，但是根本无法断定火山何时崩塌。
Although it is impossible to eradicate the source of infection, it is possible to reduce the risks substantially.
虽然不可能根除感染源，但可以显著减少风险。
Moreover, knowledge has become so specialised that it is impossible for any individual to grasp the whole picture.
此外，知识已经变得如此专业化，任何个人都不能领略知识的全貌。
Moreover, knowledge has become so specialised that it is impossible for any individual to grasp the whole picture.
此外，知识已经变得如此专业化，任何个人都不能领略知识的全貌。
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