[化] 石南毒素

Lesson 77 Rome Wasn't Built in a Day

Learning English is like building a house. Laying a strong foundation is the first and most important step. In other words, you should read and speak English every day. Memorizing new words and phrase

发表于:2018-12-08 / 阅读(517) / 评论(0)

赖世雄初级美国英语

彭蒙惠英语：Roam Rome on Fleet Feet

Roam Rome on Fleet Feet 2 We’re off again For the fast track to the Colosseum, our son advises us to take a tour with one of the Englishspeaking hawkers who approach tourists outside this 82 A.D. am

发表于:2018-12-19 / 阅读(37) / 评论(0)

彭蒙惠英语

SSS 2008-10-28

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As long as there have been mice, people have sought a better mousetrap. And since we figured out that bacteria can make us sick, weve searched for better

发表于:2018-12-24 / 阅读(55) / 评论(0)

Scientific American(十)月

英文笑话：When Was Rome Built? 罗马是什么时候建成的?

Teacher: When was Rome built? Tom: At night. Teacher : Who told you that? Tom: You did. You said Rome wasn't built in a day. 教师：罗马是什么时候建成的？汤姆：夜里。教师：谁跟你这么说的？汤姆：是您。您说过罗马不是在一个白天建成的.

发表于:2019-01-02 / 阅读(51) / 评论(0)

英文笑话

专业术语—中草药成分英汉对照词汇D

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(62) / 评论(0)

医务英语

Scientists meet in Rome to address key challenges

ROME, Sept. 27 (Xinhua) -- The 30th general assembly of the International Council for Science (ICSU) kicked off here on Tuesday to address key global challenges, featuring over 275 scientists and experts from all over the world. The goal of the four-

发表于:2019-02-07 / 阅读(46) / 评论(0)

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学英语单词

1-Methyl-2-Pyrrolidone