incisura mandibulaemandibular notchsigmoid notch下颌: lower jaw; underjaw; submaxi ...切: correspond to; be close to迹: mark; trace下颌半月切迹,下颌切迹: semilunar notch of mandible鼻颌切迹: incisura nasomaxillaris下载手机词典可随时随地查词查翻译