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English definition of “Achilles heel”

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Achilles heel

noun [C usually sing]  /əˌkɪl·iz ˈhil/ us  
a weak point in a person or system that can result in its failure
Translations of “Achilles heel”
in Chinese (Traditional) 阿喀琉斯的腳踵,致命弱點,致命傷…
in Chinese (Simplified) 阿喀琉斯的脚踵,致命弱点,致命伤…
(Definition of Achilles heel from the Cambridge Academic Content Dictionary © Cambridge University Press)
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