| 释义 |
holding-on 英'həʊldɪŋ'ən美'həʊldɪŋ'ən
基本英英例句
咬合¹⁰⁰
动词 hold on:
hold firmlystop and wait, as if awaiting further instructions or developmentsbe persistent, refuse to stophold the phone line openretain possession ofDens evaginatus is a developmental anomaly that produces a tubercle on the occlusal surface of a tooth.齿外齿是一种牙齿发育的异常，在牙齿的咬合面上突起一个的结节，最常见于下颚小臼齿。 |