"一线生"是个多义词，它可以指一线生（《霹雳布袋戏》中的角色）,一线生（霹雳英雄战纪虚拟人物）。
一线生机 A chance ; A shot in the light ; A Chance Of Life
当一线生机 a glean hope of survival
苏格兰还有一线生机 Scotland Keep the Dream Alive
给动物一线生机 Last Chance for Animals
是否还有一线生机 If there's a chance
生命的证据/一线生机 Proof of Life
一条生产线 One production line
野球人生一直线 Yakyuu Jinsei Itchokusen
一些生产线 A number of production lines
一般生长曲线 general curve
在一篇尚未发表的论文中，天文学家圭勒姆和哈佛毕业生卢贝卡解决了这一问题，得出的结论是可居住行星仍有存在的一线生机。
In a paper that’s still in preparation, astronomer Guillem Anglada-Escudé and Harvard graduate student Rebekah Dawson tackle these issues, and conclude that the habitable planet still has a chance.
Nishimura先生说他喜欢研究生院把理论与实践结合起来的方法，这是一线老师经常缺失的东西。
Mr. Nishimura said he liked his graduate school’s integrated approach to practice and theory, something he said was often missing among front-line teachers.
2015年显示，一线城市依然是毕业生的最佳选择。
First-tier cities are still the top choices for graduates in 2015.
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