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科学美国人60秒 SSS Oldest Known Indigo Dye Found in Peru

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(60) / 评论(0)

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北师大初中英语七年级下--Unit 10-37

[00:00.00]UNIT 10 Lesson 37 [00:05.78]1.1 Tracy,you weren't at school yesterday. [00:10.99]Where were you? [00:12.72]I was at home. [00:14.53]I was sick. [00:16.17]How was school? [00:17.75]It was okay,I guess. [00:20.94]The math test wasn't too bad,

发表于:2018-12-29 / 阅读(141) / 评论(0)

北师大版初中英语七年级下

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dye

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(70) / 评论(0)

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英闻天下——318 Toxic Dye Found in School Uniforms

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(60) / 评论(0)

英闻天下

艾伦脱口秀第49期:人生新阶段

Our next guest is one of the stars of the hit CBS show Criminal minds. 我们的下一位嘉宾是CBS电视台热播剧犯罪心理的主演明星 Take a look.We're going on vacation tomorrow. 请看大屏幕明天我们就可以去休假了 I'll b

发表于:2019-02-15 / 阅读(36) / 评论(0)

艾伦脱口秀

艾伦脱口秀第231期:发挥全部潜力

So we just give Sherrie a cheque with 100 thousand dollars and she said this gonna help so much 我们刚给了Sherrie一张10万美元的支票她说这可帮了大忙 because I just got a bill for 4 thousand dollars for toilet paper 她刚收到买手

发表于:2019-03-05 / 阅读(133) / 评论(0)

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