12.25 downhill

1) 翻译：情况正在每况愈下。我们不得不做点什么了。

Things are going downhill. We have to do something about it.

2) 场景：孩子成绩直线下滑，父母决定要做些来改变情况。

His grades are heading downhill fast, we have to do something about it.