单词：potassium perchlorate
单词：potassium perchlorate 相关文章
青霉素类 苯唑西林钠 Oxacillin Sodium 新青霉素Ⅱ，苯唑青霉素钠，苯甲异噁唑青霉素 奈夫西林 Nafcillin 新青霉素Ⅲ，乙氧萘青霉素 匹美西林 Pivmecillinam 氮卓
医务英语
今天分享的是柠檬水的妙用。 重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽，使有精神，把（自己）盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.
卡卡课堂早餐英语
If we are looking for Martian bugs, we should search for life forms at least as tough and alien as this. Im looking at Mars in a point of view of a microbe. And as a microbe, I really need very, very tiny amount of water. I could probably live my ent
自然百科2012年
As July 4th approaches, Americans look to the skies. Throughout the country, fireworks will be launched in celebration of the nation's independence. But what goes up must come down. Reporter Eric Libby looks at the environmental issues surrounding f
VOA标准英语2008年（七月）
Eating three bananas cuts your risk of a stroke, scientists say. A banana for breakfast, one for lunch and one in the evening would provide enough potassium to reduce the chances of suffering a blood clot on the brain by around 21 per cent. 科学家称
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