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. The road grew even steeper and more perilous. 这条路变得更陡更险了。
3. Tom noticed this, and it strongly inclined his sympathies toward her in her perilous and unfriended situation. 汤姆注意到了这一点，他对她这种在危难中而又没有朋友的处境深表同情。
4. Peter shot off and rushed head over heels down the mountain-side, turning wild somersaults on his perilous way. 彼得拔腿就跑，头也不抬地冲下山坡，翻着跟斗向前滚。
5. Faced withunknown challenges, they are audacious enough to embark on a perilous journey while most of their peers enjoy stable salaries by working as white-collars at high-end office buildings. 面对未知的挑战，他们敢于踏上一段危险的旅程，而他们的同龄人大多在高端写字楼里做白领，享受着稳定的薪水。
