[橡胶] 力车轮胎胎圈着合直径

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bead, [bi:d] n 珠子，水珠，准星【例】She wore a string of beads 她挂了一串珠子。有孔小珠; 念珠水珠; 水泡算盘; (枪的)准星【建】凸圆线脚, 串珠线脚【机】卷边; 车轮圆缘焊珠, 焊蚕, 焊缝; 叠

发表于:2018-12-30 / 阅读(41) / 评论(0)

不择手段背单词

Earth and Sky:Fire Cycle 火灾规律

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

发表于:2019-01-02 / 阅读(125) / 评论(0)

(科普英语)Earth and Sky

VOA慢速英语2009-THIS IS AMERICA - When Beaders Form a Circle of

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Barbara Klein. Beadwork has a long history as an art form practiced by American Indians and other cultures around the world. Today millions of people e

发表于:2019-01-09 / 阅读(44) / 评论(0)

VOA慢速英语2009年（五）月

VOA标准英语2012--US Bead Parties Boost Ugandan Women

US Bead Parties Boost Ugandan Women Its party time for Madison Blandford and three dozen of her girlfriends. The 11-year-old invited her classmates and neighbors to see - and buy - beaded jewelry made by women in Uganda. My grandma got me a bracelet,

发表于:2019-01-13 / 阅读(59) / 评论(0)

VOA标准英语2012年(七月)

购物英语对话-Buying a Pan(1)

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A: Oh, yes. I like that one. But it's too heavy. B: Okay, try this one. It's made of aluminum. A: O

发表于:2019-01-20 / 阅读(92) / 评论(0)

购物英语对话

Tree climbing: Part 2

Tree climbing: Part 2 NB: This is not an accurate word-for-word transcript Dan: Hello and welcome to this weeks 6 Minute English. Im Dan Walker Smith and today, for the second part of our tree climbing programme（节目,计划）, Im joined by Kate.

发表于:2019-02-05 / 阅读(71) / 评论(0)

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学英语单词

bandgap inhomogeneity

banksia integrifolias

basolateral membrane