单词：gellan gum
单词：gellan gum 相关文章
This is the VOA Special English Health Report. Shy people often avoid situations that force close contact with other people. They worry that something they say or do will make others laugh at them. But some people worry much more than others about be
VOA慢速英语2009年（十二）月
Being an American, Donna wants to learn more about the Chinese. She's talking to her Chinese friend, Jeff. D: Hi, Jeff! What's up? J: Nothing much. What about you? D: Same as usual. Here, have a stick
赖世雄中级美国英语
By Carol Pearson Washington, DC 06 February 2008 Recent studies show that cigarette smoking is one of the most significant factors leading to gum disease. And now, new research indicates smoking marijuana also promotes gum disease even for those who
VOA常速英语2008年（二月）
今天要讲的习惯用语都有这样一个关键词汇： gum。 Gum虽然是个只包括三个字母的简短的词，但是它的意思可不少。比方说，gum可以指嘴里嚼的口香糖，或者是象口香糖那样粘胶似的物质。这时
美国习惯用语
RIO DE JANEIRO, Sept. 27 (Xinhua) -- The leader of Fluminense's defense, Gum was announced on Tuesday to need a period of two months to recuperate from a detached tendon in his upper right thigh. With only 12 rounds remaining in the 2011 Brazilian Ch
英语新闻
Pre-Listening Vocabulary ban: to disallow disposal: the throwing away of waste sensor: a device that receives a signal and responds Free Trade Agreement: a formal agreement between countries to trade freely without government interference medicinal:
趣谈英语