败军之将不可以言勇,亡国之士大夫不可以图存!这个句子翻译成英文怎么翻?

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败军之将不可以言勇,亡国之士大夫不可以图存!这个句子翻译成英文怎么翻?

A general who suffers loss cannot claim to be brave, a high level officer who loses his country shuold not try to survive.