Learning without thought means labour lost ; thought without learning is perilous.

He saved it in all kinds of difficult and perilous ways.

他尝试着历尽各种艰险救古德森一命.

Looking ahead in the Internet and intranet worlds is perilous.

对因特网和内部网的预测是有风险的.

I asked, " Why do you people live on such a steep and perilous cliff? "

我问: “ 你们怎么住在这么个悬崖陡壁的地方? ”

You rescued me from a strange and perilous situation.

是你把我从奇异的险境中解救出来.

Any advance on Lily's side might have been perilous.

倘若丽莉单方面采取主动行动,那将会冒很大风险.

The road grew even steeper and more perilous.

道路变得越来越陡峭，越来越凶险。

The other force is one of bitterness and hatred and comes perilously close to advocating violence.

另一股势力饱尝辛酸,充满仇恨,它再向前跨出一步便会鼓吹暴力行动.

In the meantime the financial system remains perilously fragile.

与此同时,金融体系仍脆弱得不堪一击.

It'seemed to me that we had come perilously close to failure already.

对我来说,好像失败和我只有一步之遥,岌岌可危.

He stumbled with his old awkwardness after her, and his shoulders swung and lurched perilously.

他又是那样笨拙蹒跚地走在她的后面.甩着肩膀危险地晃动着身子.

Yet more evidence of the perils of new media.

新媒体还有更多危险的证据.

He that forecasts all perils , will never sail the sea.

胆小鬼成不了大事.

They have to be insured against fire, flood, tempest and other perils.

一定得保火险 、 水灾险 、 大风暴险以及其他的风险.

Our historic idealism was the best compass through the new perils.

我们具有历史意义的理想主义是指引我们越过新的危险的最好的罗盘.

He has dared many perils to bring me counsel.

他冒着无数危险为我带来建议.

Certainly, meteorological perils are more significant than geological hazards.

实际上, 气候的风险比地质损害更加重要.

But even foods expected to be safe can harbor unexpected perils.

即便预期的安全食品也隐藏着意料之外的危险.

These birds are able to survive the perils of the Arctic winter.

这些鸟能够战胜北极冬天的危险.

Objective : To offer the references for selecting and preparing animal models of perimenopause.

目的: 为围绝经期疾病的动物模型的选择和制备提供参考.

a perimeter fence/track/wall

围绕四周的栅栏 / 小径 / 墙