单词：essential minerals
单词：essential minerals 相关文章
Rare Minerals May Be in North Korea 稀有矿物质可能在朝鲜发现 Hello and welcome back. Im Jim Tedder in Washington. Today we are going to talk about something that is worth a lot of money, and it is buried in the ground. Were not exactly go
2014年VOA慢速英语(二)月
Bipartisan legislation on so called conflict minerals was recently introduced in the US House of Representatives. The bill is designed to create transparency and allow consumers to make informed choices when they purchase electronic devices like cel
VOA标准英语2009年(十一月)
第一句： We have been importing and exporting all kinds of metals and minerals for thirty years. 我们经营各种金属和矿石的进出口业务已经有30年了。 A: We have been importing and exporting all kinds of metals and minerals for
天天商务口语
Teacher: Walter, why don't you wash your face? I can see what you had for breakfast this morning. Walter: What was it? Teacher: Eggs. Walter: Wrong, teacher. That was yesterday. 教师：沃尔特，你为什么不洗脸？我看得出你今天早饭吃了什么。 沃尔特：我吃
英文笑话
Essential and Optional Things Ella: Its so exciting that youll be spending a month studying in McQuillanland this summer. When do you start packing? Marty: Ive already started. The organizers of the program gave me a list of things I need to bring. E
2012年ESL之日常生活
essential英[??sen?l] 美[??s?n??l] adj.基本的;必要的;本质的;精华的 n.必需品;基本要素;必不可少的东西 必不可少;至关重要;本质的;基本 词形变化: 复数：essentials 派生词: essentiality essentialness 双语例句
托福英语