in decay

基本解释

This one is in decay.
这一个是在衰减。
This industry has been in decay for some time.
这一行业进入衰败期已有一段时间。
Their findings strengthened the argument that the strange swings in decay rates were caused by neutrinos from the sun.
他们的发现使这种衰变速率的反常变化是由太阳中微子造成的论点得到了加强。

The decay of Christian belief and practice is not a loss but rather an opportunity for poetry, in Crane.
基督教信仰和践行的衰败,在克莱恩看来，并不是损失，反而是诗歌新生的机会。
耶鲁公开课 - 现代诗歌课程节选
And isn't that clear already from their colors, the material that they're made of Gold and silver, these colors marked them as fashioned, precious objects, inorganic, and in all these ways beyond time and nature, growth or decay.
从它们的颜色上很容易知道，制作它们的材料,金银说明它们是,特制的珍贵的物件，非自然生长的，这些都是超越时间自然,不会生长或衰亡。
耶鲁公开课 - 现代诗歌课程节选
You might say, "Look, the physicalist can't tell us that, because all the physical parts are still there when you've got the corpse, at least if it's a fresh corpse before the decay has set in.
你可能会说,你看,物理主义不会告诉我们那些的,因为尸体所有的,身体器官部分都还存在,至少对于还未腐烂的尸体而言是这样的
耶鲁公开课 - 死亡课程节选

In Ireland, where venal politicians granted tax breaks to home builders, joblessness rests in the mid-teens and the landscape is littered forlornly with unoccupied, pretentious homes in decay with no takers.
FORBES: Magazine Article