道路不平坦、被损坏，而且危险。
对于掌权者而言，这使得历史作为一门学科不仅毫无用处，而且危险。
For those in power, this makes history as a discipline not only useless but dangerous too.
水手过着艰苦而且危险的生活。
吸烟不仅使你身上有气味，而且危险。
我建议你经常提醒自己，你的老板疯了，很坏，而且危险。
I suggest you constantly remind yourself that your boss is mad, bad and dangerous to know.
有许多大而且危险的河流穿过那个国家的地域。
That area of the country is laced a with large and often dangerous rivers.
尽管得到了领导的支持，他的同事却认为他的想法可笑，而且危险。
And though he had his boss's support, his colleagues thought his idea was ridiculous and dangerous.
大量饮酒者死于头颈部或肝癌的可能性高于不饮酒者，而且危险率与饮酒的数量成正比。
Heavy drinkers were more likely to die from head and neck or liver cancer than non-drinkers with either type of cancer, and the risk rose in tandem with the amount of alcohol consumed.
手机会造成干扰。在飞机上使用手机不仅是违法的而且危险，确保飞机飞行过程中手机不会开机。
Mobile phone may cause interference. Using phone on plane is illegal and dangerous. please make sure keep your phone power off during flight.
现在，他的孩子们都必须关在学校里10-15年，来学习如何适应这个复杂而且危险的居住环境。
Now his children are sentenced to 10 to 15 years of school, to learn… how to survive in this complex and hazardous habitat.
物料运输是一项繁重复杂的工作，传统的物料运输方式需要人工操作，不仅浪费人力资源而且危险系数高。
Material transport is a heavy and complicated work, the traditional mode of transportation required manual, it's a waste of human resources and high-risk factor.
脚不沾地的飞行员长期的精神中毒状态产生的迷惑和幻想可能会被错误的而且危险的被诊断为精神分裂症。
Heavy cannabis users can exhibit long-lasting toxic psychosis involving delusions and hallucinations that can be incorrectly - and dangerously - diagnosed as a schizophrenic illness.
从前桀杀关龙逢，纣杀王子比干的事都是都说明了下属忤逆上级之意是既不智而且危险的举动；就算是出于爱民之心也是一样。
Of old, Jie murdering Guang Longfen and Zhou slaying Prince Bigan illuminate that disobedience to the superior is both unwise and dangerous, even its originates are from the love to people.
iovation公司的首席行政执行官格雷格·皮尔逊(GregPierson)说他们公司永远不会公开关于网民网上行为的特定信息，“(透露这些信息)毫无必要而且危险。”
Greg Pierson, chief executive of iovation, says the company will never disclose specific information about people's Web-browsing behavior, "because it's unnecessary and it's dangerous."
我似乎无法让医院里的任何人听到我的抱怨，而且这种过时的设备很危险。
I can't seem to get anyone in the hospital to listen to my complaints and this outdated equipment is dangerous.
因为树懒的体型比棕熊和北极熊要小，而且面临着更大的来自危险动物的威胁，所以它们可能会带着幼仔采取额外的预防措施。
Because sloth bears are smaller than brown and polar bears and are under greater threat from dangerous animals, they may have adopted the extra precaution of carrying their cubs.
驾驶非常不仅危险而且很累。
“克隆的效率低得令人难以置信，而且也很危险。”他说。
"Cloning is incredibly inefficient, and also dangerous," he says.
所有的滑雪道都有清楚地标示出来。而且如果有什么危险的，像是悬崖或什么的，他们通常会在附近围上栅栏的。
All the ski runs are carefully marked. And if there is something that might be dangerous, like a cliff or something, then they often put a fence around it.
村民们被迫使用油灯，油灯不仅昂贵，而且它们所产生的有害气体十分危险。
The villagers were forced to use oil lamps, which are not only expensive but also dangerous because of the harmful gases they produce.
它们重约2.5公斤，而且非常小，绝对没有危险。
They weighed about 2.5 kg and were so small that there was absolutely no risk.
“而且，我真的不喜欢那些展示奇怪甚至危险事物的视频。”另一名大学生文楠如是说。
"What's more, I really don't like the videos which show strange even dangerous things," said Wen Nan, another college student.
这也就是她为什么总是关注着可能出现的危险而且容易一惊一乍。
That is why she is always on the lookout for possible danger and startles easily.
该机构警告说，可能有一些医生仍不清楚这种成分危险而且已被禁用。
The agency warns that some practitioners may still be unaware that the ingredient is illegal and dangerous.
这样的习惯危险而且不健康，但是它几乎不可能被打破。
The habit is dangerous and unhealthy, yet almost impossible to break.
试图留在一个炽热的市场中，直到其顶峰，这不仅危险，而且是所有风险中最糟糕和最不谨慎的一种。
Trying to stay in a red hot market till the peak is not only dangerous, it is one of the worst and most imprudent risks of all.
这些思想不仅激进，而且会带来危险。
Not only was their thinking radical, but expressing it was dangerous.
这些思想不仅激进，而且会带来危险。
Not only was their thinking radical, but expressing it was dangerous.
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