英语词汇study efficiency怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	study efficiency
释义	study efficiency immunodeficiencyn. 免疫缺陷
随便看	geoelectric survey geoemydids geoenergetic theory Geoengineer geoengineered Geo engineering Geoengineering geoengineers geoenvironmental geoepidemiology geoepinasty geoethane geoethnic geoevolutionism geoexploration GeoEye GEOF Geofabric geofabrics Geofact Geofacts Geofence geofenced geofences Geofencing

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。