n. going down,decline,setting: sunset下落，衰落，沉落；日落。 △3H.VI.3.3.103: “And more thanso,my father. / Even in the downfall of his mellowedyears,/ When nature brought him to the door ofdeath?”更有甚者，我的老父，已到垂暮晚年，大自然已把他带到死亡的门口（仍不能逃过毒手）?
downfall
a. downfallen倒下的，垮了台的。 △Mac.4.3.4:“Bestride our downfall birthdom.” 卫护我们被蹂躏的祖国。