1)change for the better/worse,改进;改善;好转/恶化;每况愈下2)To go from Bad to worse,每况愈下3)ameliorate,v.改善，改良，转好4)improve,v.改善,改进,增进;好转,进步5)For the better,好转;较好;改善6)improvement,改进，完善化
用法和例句
from bad to worse
愈来愈坏, 每况愈下
Matters went rapidly from Bad to worse.
情况急遽每况愈下。
The sick man's condition changed for the worse.
病人的情况每况愈下。
His health was getting steadily worse.
他的健康每况愈下。
The company was still going down the drain.
公司仍是每况愈下。
Now the situation is worse,
现在，形势更是每况愈下。
It's said that the situation there is going from bad to worse.
据说那里是每况愈下。
the worsening economic situation
每况愈下的经济形势
My luck is on the ebb.
我的运气每况愈下.
Manet's health deteriorated.
马奈的健康每况愈下。
He' s getting steadily worse.
他的病情每况愈下。
WITHOUT THE WALLED CITY: THE SLOPE OF THE YEARS
禁城之外:每况愈下
Their family financial circumstances are from bad to worse.
他们的家境每况愈下。
The quality of life is likely to become steadily worse for everybody
每个人的生活水准也很可能每况愈下。
He has suffered from failing health/has been failing in health for the last two years.
近两年来, 他的健康状况每况愈下.
downwardly mobile
ph.1. (生活)走下坡路的,每况愈下的
Things went from bad to worse: she lost her job and then became ill.