un. 单级净化

英语美文阅读：人生若只如初见

Life Is A Test 人生是一场考试 It makes for a lot of stress, and we tend to feel that there will be more hard lessons in life。这是个让人充满压力的比喻，我们时常感觉人生就是一个不断面临各种课题的过程。 Lif

发表于:2018-12-18 / 阅读(51) / 评论(0)

英语美文

VOA标准英语2013--Students Invent Water Purification Disc

Students Invent Water Purification Disc The lab operates like a kitchen. They add several ingredients. Then they mix, weigh, press and bake them. What's created is called a MadiDrop - a ceramic disc infused with silver. When dropped in water, silver

发表于:2019-01-14 / 阅读(50) / 评论(0)

VOA标准英语2013年(六月)

Leviticus 利未记12

12The Lord said to Moses, 2Say to the Israelites: 'A woman who becomes pregnant and gives birth to a son will be ceremonially unclean for seven days, just as she is unclean during her monthly period. 3On the eighth day the boy is to be circumcised. 4

发表于:2019-01-26 / 阅读(51) / 评论(0)

利未记

【英语趣味课堂】问题和解决方案-Problems and Solutions

Katia: So, Enam, let's talk about environmental problems of our countries. In Bangladesh, what is an environmental problem? Enam: Actually, we have a lot of environmental problems in Bangladesh but mainly I'd say the soil contamination is quite bad,

发表于:2019-02-16 / 阅读(42) / 评论(0)

英语趣味课堂

CCTV9英语新闻：Victims relying on water purification vehicles

Nearly 230,000 people affected by the earthquake in Yunnan have been relocated to safer areas. Longtoushan County is the worst-hit area. Two relocation sites were established there to accommodate victims. Works are now underway to repair dozens of wa

发表于:2019-02-18 / 阅读(85) / 评论(0)

CCTV9英语新闻2014年08月

热门单词：“氧吧公交站”用英文怎么说？

一台类似于公交站的城市空气净化装置，近日正式落户于清华大学，其将作为清华校车车站之一，接受北京空气的测试。请看相关报道： An outdoor air purification system, an oxygen bar designed in the fo

发表于:2019-02-25 / 阅读(109) / 评论(0)

英文语法词汇

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学英语单词

completion of measure space

compound cirques

cross-land

cyclobutanetetrone