单词	unprepare
释义	unprepare transitive verb un·​prepare "+ : to cause to be unprepared : make unfit or unready the purpose … is precisely to unprepare the reader W. M. Frohock Word History Etymology un- entry 1 + prepare First Known Use 1646, in the meaning defined above
随便看	R and B R and C R and CC R and D R and L R and R R and W R factor R month R salt R star r unit r's r-color r-colored r-less r-meter R-rated R-value ra ra (eche ra (sandoval) ra (y al ra ad as ra bel

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