Learner's definition of DEMISE
[singular] formal
1
: an end of life : death死亡；逝世 -
She had/owned no property at the time of her demise.她去世的时候没有任何财产。
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The musician met an untimely demise.这位音乐家英年早逝。
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There are several theories about what caused the demise [=extinction] of the dinosaurs.关于恐龙灭绝的原因，存在好几种说法。
2
: the end of something that is thought of as being like a death结束；终止 -
We have not had truly local news coverage since the town newspaper's demise three years ago.自三年前镇上的报纸停刊后，我们就没有过什么真正的本地新闻报道了。
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the company's imminent demise这家公司即将面临的倒闭
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Losing this game will mean/spell the team's demise.输掉了这场比赛将意味着这个队的出局。