英语词汇poltroon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	poltroon
释义	poltroon[pɔl'tru:n] n. 胆小鬼，懦夫 adj. 胆怯的，胆小的
随便看	effective level effective lnstruction effectively effective mass effective measure effective measures effective molecular diameter effective molecular weight effective money effective multiplication factor effectiveness effectivenesses effective osmotic pressure effective percentage modulation effective permeability effective pitch effective population size effective porosity effective potential energy effective precipitable water effective precipitation effective pressure effective radiated power effective radius effective radius of the earth

英汉双解词典包含483723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。