单词	ungravely
释义	请查阅词条：ungrave
随便看	period of schooling period of service period of teaching period of temporary recovery period of time period of travelling period of tutoring period of usefulness period of waiting periodogram periodogram analysis periodograms periodograph periodology periodontal periodontal periodontal ligament periodontally periodontally periodontal membrane periodontia periodontia periodontias periodontic periodontics 借债借光借刀杀人借助借势借口借古讽今借喻借宿借尸还魂 Sternhöhenmesser Sternkolbenlader Sternkunde Sternmotor Sternmotorzylinder Sternrad Sternradgetriebe Sternrevolverdrehmaschine Sternrevolverkopf Sternschaltung