英语词汇be upon one's best behaviour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	be upon one's best behaviour
释义	be upon one's best behaviour (在接受考查或试用期间)行为检点，循规蹈矩，守规矩
随便看	secularisations secularise secularised seculariser secularisers secularises secularising secularism secularisms secularist secularistic secularists secularities secularity secularization secularizations secularize secularized secularizer secularizers secularizes secularizing secularizings secularly secular parallax

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。