单词：bacteriological sterility
单词：bacteriological sterility 相关文章
austerity, n 节俭（严格节约，经济紧缩）；简朴；艰苦 【例】wartime austerity 战时节俭 【记】au读：诶哟，sterity＝sterility（n 不毛之地）－需要节俭 【反】ostentation（n 卖弄，摆阔）
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This is Scientific American's 60-second Science. I'm Cynthia Graber. This will just take a minute. Guys, heres another reason to eat your veggies: they might be good for your sperm. Some studies show that male fertility and whats called seminal quali
Scientific American(六)月
The food industry leads the nation in pounds of waste produced annually. So, whats second? Its health care facilities. They dispose of more than four billion pounds of waste each year. Another shocker? A lot of that waste is perfectly functional. In
Scientific American(三)月
这是一位自闭症患儿的妈妈写的关于爱和感动的故事： Relax. He is the same little boy you loved yesterday. I smiled trying to hold back the tears. No he isnt. Yesterday I dreamed he would be an astronaut. Today I am hoping he will
英语美文
Doctor: Casual sex harmful to students Casual sex among middle school students may be contributing to growing sterility problems among young women in Guangzhou, capital of South China's Guangdong Prov
趣味英语
Controversial Chinese philanthropist Chen Guangbiao admitted he cheated in the ALS Ice Bucket Challenge, Sanxiang Metropolis Daily reported on Thursday. 据国内媒体报道，中国最受争议的慈善家陈光标日前承认，他在之前的关注
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