(noun.) an annoyance; 'those children are a damn plague'.
(noun.) any large scale calamity (especially when thought to be sent by God).
(noun.) any epidemic disease with a high death rate.
(noun.) a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal.
整理:伊冯
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