defeat
单词辨析：
常指在战争、比赛、竞争等中战胜对手。
Our army defeated the enemy in that decisive battle.
在那场决定性战役中，我军击败了敌军。
The team defeated their opponents.
这个球队将对手一一击败。
作此义解时，常可与 defeat 换用。
The Arsenal were beaten/defeated, 3 - 1.
阿森纳队以1比3告负。
The Conservatives beat/defeated their opponents in the election.
保守党在选举中击败对手。
指彻底战败对手等；在国际象棋中也指把国王将死。
She hoped that she could checkmate her opponents.
她希望能彻底战胜对手。
The king was checkmated and so the player lost the game.
王被将死，棋手输了这盘棋。
指做某事时未能达成目标，也可指不成功的人或事。
Their action ended in failure.
他们的行动以失败而告终。
She felt she was a failure in the others' eyes.
她觉得在别人眼中自己是个失败的人。
His election campaign was a complete failure.
他的竞选活动完全失败。
多指在与某一方的对抗中所遭遇的失败，如在战争、比赛、竞选等中的失利，也可泛指未能做成某事。
a narrow defeat
惜败
The commander admitted defeat in the battle.
指挥官承认此次战役失败了。
指让人十分难堪或失望的彻底失败。
His first audition was a fiasco.
他第一次试镜彻底失败。
He hoped that the supper his girlfriend made would not be a fiasco.
他希望女朋友做的晚饭不会完全无法下咽。
指不受欢迎的产品、电影、戏剧等。
The flop of the novel discouraged the writer.
小说的失败让作者非常沮丧。
The monotonous dialogue made the film a complete flop.
单调的对白使这部电影一败涂地。
相关例句：
The most important thing is not to admit defeat until you really have to
最重要的是不到万不得已绝不要认输。
The Prime Minister is heading for certain defeat if he forces a vote
总理要是强迫进行投票的话，那么他必败无疑。
A 2-1 defeat by Sweden left them bottom of Group One.
1比2负于瑞典之后，他们处在了第一小组的最后一名。
He risks defeat in the referendum which he called, but which threatens to boomerang against him.
他冒着失败的危险进行他所谓的“公投”，但这恐怕会反过来对他不利。
A defeat like that makes you sit up and think.
那样的一次失败会令你警觉起来，开始思考。
He gave money to the World Health Organisation to help defeat smallpox
他向世界卫生组织提供资金以帮助消灭天花。