每况愈下每一次的情况愈发不如前次好。比喻一直在走下坡路，越变越坏。英from smoke into smother; get worse every time; steadily deteriorate;[查看详情]

一泻万里见“一泻千里”。[查看详情]

一泻百里见“一泻千里”。[查看详情]

一蹶不振一遭到失败或挫折就再也振作不起来。英collapse after one setback; be in shambles; curl up; never be able to recover after a setback;[查看详情]

一日千里一天前进一千里路程。比喻马跑得极快。例造父为穆王御长驱归周，一日千里以救乱。——《史记秦本纪》英a thousand li a day;比喻进展极快。英with giant stride; at a tremendous pace;[查看详情]

一落千丈原形容琴声由高而低突然变化。现作下降得很利害用来形容声誉、地位或经济状况急剧下降。英drop many metres in one fall; suffer a disastrous decline;[查看详情]