英语词汇concentrate on/upon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	concentrate on/upon
释义	请查阅词条：concentrate
随便看	wealth tax wealthy wealthy-looking wealy wean weanable wean-calf weaned weaner weaners weaning weanings weanling weanlings wean off weans wean sb off wean somebody off wean someone off wean someone off weapon weaponed weaponed weaponeer weaponisation

英汉双解词典包含464360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。