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1)  to recognize defeat
承认失败
例句>>
2)  They acknowledged having been defeated .
他们承认失败了。
3)  He owned himself defeated .
他承认自己失败。
4)  authentication failure
认证失败
1.
IKEv2 can not achieve active identity protection to initiator in initial exchange,and it has the security flaw of authentication failure.
针对IKEv2初始交换存在认证失败和发起者的身份暴露问题,提出了一种改进协议。
5)  To throw in the sponge
自认失败
例句>>
6)  He owned his defeat.
他自认失败。
补充资料：他们
1.代词。称自己和对方以外的若干人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条