一線希望

a gleam of hope

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

front line

thread / string / wire / line / CL:條|条[tiao2],股[gu3],根[gen1] / (after a number) tier (unofficial ranking of a Chinese city)

to hope / to admire / variant of 稀[xi1]

to wish for / to desire / hope / CL:個|个[ge4]

full moon / to hope / to expect / to visit / to gaze (into the distance) / to look towards / towards

15th day of month (lunar calendar) / old variant of 望[wang4]