老汉: old man, I (an old man referring to himself)...
气球: balloon...
无力: powerless, lacking strength...
地下水: groundwater...
逝世: to pass away, to die...
引经据典: to quote the classics, to quote chapter and verse...
阅历: to experience, experience...
任命: to appoint, (job) appointment...
迁徙: to migrate, to move...
灰色: gray, ash gray, grizzly, pessimistic, gloomy, dispirited, ambiguous...
