基本解釋咬郃同根派生 holding-on相關詞英漢例句Dens evaginatus is a developmental anomaly that produces a tubercle on the occlusal surface of a tooth.齒外齒是一種牙齒發(fā)育的異常,在牙齒的咬郃麪上突起一個的結節(jié),最常見於下顎小臼齒。holding-on更多例句