词汇	perionyx, perionychium
释义	perionyx, perionychium 甲周膜
随便看	correction to program correction to time signal correction to time signals Correction Tracking and Ranging Station correction transformer Correction treatment correction under direct vision correction up correction value correction vector Correctionville correction voltage correction voucher correction way correction wedge correction wind correction window correction with glasses correction with ratio coefficient correction with triple-frequency observations correction works correctish correct its mistakes and errors correct its service orientation corrective actions