unprecedented

C1
/ʌnˈpresɪdentɪd/ /ʌnˈpresɪdentɪd/

释义

adjective
史无前例的
that has never happened, been done or been known before
The situation is unprecedented in modern times.

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The situation is unprecedented in modern times.

史无前例的

unprecedented· 史无前例的
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