declare war: 宣战
Did somebody declare war on trees without telling me?
有人没和我招呼一声就对树木宣战了吗？
nly a psychopath would declare war on the u.s.army.
只有疯子才会向美国宣战。

recent development: 近来的发展
The article reviews the recent development in this field.
本文综述这一领域近期的研究进展。
It's a recent development. where's dad?
最近而已，爸爸去了哪里？

pardon me: 原谅我
I hope you will pardon me for that slip.
我希望您原谅我那个失误。
I was just speculating. So, pardon me.
我只是猜测，所以，请原谅我。

put back: 放回，拨回
Then as the economy picks up, you can put it back on the market in a way that will support economic growth, not undermine it.
一旦经济复苏，这些住房就可以再次进入市场，促进经济增长而不是起负面作用。