治疗辐射伤害缺乏有效方法
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科学60秒:海藻之于电池的神奇功效
Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion batteries include a binder. It holds the g...
狗的赞歌
短文The best friend a man has in the world may turn against him and become his enemy. His son or daughter that he has reared with loving care may prove ungrateful. Those who are nearest and deare...
鼓起勇气
Summon up Courage:鼓起勇气docile:温顺的ditch沟,壕沟There were two men who both decided to get a horse for riding .One man found a red horse with much spirit while the other chose one more docil...
只吃土豆的减肥法
bbcCan a diet of eating only potatoes for 60 days be good for you? This is precisely what one American man has done in order to "remind the public about the nutritional value of potatoes."Chr...