单词：heptazine
单词：heptazine 相关文章
Physical educationby Richard SidawaySchool days are supposed to be the best days of your life and part of that experience usually involves some strenuous physical activity. I asked some colleagues to give me their recollections of what happened to th
英文杂志-Magazine
Archaeologyby Paul MillardArchaeology, like many academic words, comes from Greek and means, more or less, the study of old things. So, it is really a part of the study of history. However, most historians use paper evidence, such as letters, documen
英文杂志-Magazine
Amelia Earhartby Linda BaxterAmelia Earhart was born in 1897, in Kansas, USA. Even as a child she didn't behave in a conventionally 'feminine' way. She climbed trees and hunted rats with her rifle - but she wasn't particularly interested in flying. S
英文杂志-Magazine
A: May I help you? B: I would like to return this book. A: May I do anything else for you? B: I would also like to check out this magazine. A: I cant let you do that. B: Why is that? A: Our policy doesnt allow anyone to check out the magazines. B: Wh
英语情景对话-图书馆
A: How may I help you? B: I want to return this video. A: Is that all you need? B: I also need to check this magazine out. A: Youre not allowed to do that. B: I dont understand. A: Its our policy. B: What can I check out? A: Only books or videos. B:
英语情景对话-图书馆
与数字有关的英语词根总结 milli-【千分之一】例：milliampere（毫安）=milli（千）+ampere（安培） centi【百分之一】例：centimeter（厘米）=centi（百分之一）+meter（米） deci【十分之一】例：decibe
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