英语词汇an active substance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	an active substance
释义	active — 活性 • 活动 • 好动 • 活泼 • 热络 • 蹦达 • 娓 • 悧 substance — 内容 • 实体 • 物体 an num — 一个 num an n — 一项 n active adj — 有源 adj
随便看	adopted in line adopted in New York adopted in New York adopted in plenary adopted in relation to adopted in response to adopted international Convention on adopted international Convention on adopted in the document adopted in the field adopted in the law adopted in the study adopted in this adopted in this study adopted jointly adopted law adopted legislative resolution adopted more broadly adopted mother adopted name adopted new identity adopted on 10 April 2007 adopted on 14 July adopted or endorsed adopted orphans

英汉双解词典包含2273206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。

active —