单词	photoptometer
释义	photoptometer noun phot·​optometer ¦fōt+ : an instrument for studying visual impressions Word History Etymology phot- + optometer
随便看	caliper square calipered calipering calipers caliph caliphal caliphate caliphates caliphs Calippus Caliroa calisayas calisthenic calisthenical calisthenics calisthenium calithump caliver calix Calixtin calixtine calk calked calker calkers

英语词典包含469781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。