1、STUDY ON THE DECLINE STATE OF THE ABIES FABRI FOREST IN EMEI MOUNTAIN
峨嵋山冷杉森林衰退狀況研究

2、Both these Numbers have been on the decline for decades.
近幾十年來(lái)，這些數(shù)字都在減少。

3、Things have been on the decline for some years.
幾年來(lái)，這種情況發(fā)生的幾率一直在下降。

4、Spotted owls are on the decline despite two decades of work to bring them back.
盡管在過(guò)去二十年里，人們?yōu)榱?a href="/zaoju/911052.htm">保護(hù)斑點(diǎn)貓頭鷹做了很多工作，但斑點(diǎn)貓頭鷹的數(shù)量仍然處于下降趨勢(shì)。

5、Your career does not have to be on the decline because you are over 40.
你的職業(yè)沒(méi)必要因?yàn)?/a>你已經(jīng)到了40歲就結(jié)束了。

on the decline翻譯