英语词汇unpromoted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	unpromoted
释义	unpromoted 简明释义自发的双语例句 1 The Fischer-Tropsch synthesis was studied in an integral fixed-bed reactor with the un promoted precipitated iron catalyst under the high temperature. 研究了高温条件下无助剂沉淀铁催化剂在固定床积分反应器中的F-T合成反应。
随便看	written speech written standard written statement written statement of claim written symbol written symbols written test written testimony written text written texts written translation written undertaking written up written-up written verdict written warning written will written word written word center written-word center written words written work writter writting Writtle

英汉双解词典包含3185865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。