英语词汇perfect observation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	perfect observation
释义	perfect observation preservationistn. 保护主义者 conservationistn. 自然资源保护者,生态环境保护者 ultracentrifugation超速离心法
随便看	closed crossing closed crossover valve closed crystallizer closed culture closed culture with circulating water closed cup flash point Closed Cup Flashpoint closed cup flash point tester closed cup flash point tester of petroleum products closed cup flash test closed cup test closed cup tester closed current Closed curve closed curve arc closed curves closed curve sequence closed cut closedcycle closed, cycle Closed cycle closed cycle cascade helium refrigerator closed cycle control closed cycle control system closed cycle cooler

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。