单词	PET scan
释义	PET scan (pĕt) n. 1. A cross-sectional image produced by a PET scanner. 2. The act or process of producing such an image.
随便看	periodically periodic attractor periodicity periodic law periodic motion periodic sentence Periodic Table periodontal periodontally periodontia periodontic periodontical periodontics periodontist perionychium periosteal periosteous periosteum periostitic periostitis periostracum periotic peripatetic peripatus peripeteia

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。