1·In its statement the association, known as BALPA, warns that unless safety improves, travellers face a perilous future.
BALPA 协会在它的声明中警告说，除非安全措施得到改善，否则旅行者的未来将十分危险。
2·Until this week, though, there were also some perilous peculiarities.
尽管如此，直到这周，这里仍然有些危险的特征。
3·That perilous moment, alas, is now.
那危险的时刻就是现在。
4·Retreat under fire is the most difficult and perilous of all military operations.
敌火下撤退是一切军事行动中最困难和危险的。
5·If there is one media business with a chance of completing the perilous journey to the digital future looking as healthy as it did when it set off, it is television.
如果有一种媒体有机会完成通向数字未来的危险旅程并且看起来仍和动身之初一样健康，那就是电视。
1·We have done so before in times that were more perilous than ours.
我们曾经历过比当前更为险恶的时期，当时我们已经做到这一点。
2·I also believe in Darwin's theory of the survival of the fittest. When some one is thrown into the most perilous circumstances, he may well display surprising vitality.
我也相信达尔文的适者生存学说，人在险恶的环境里，也许会焕发出惊人的生命力。