单词：acetyl-ornithinase
乙酰鸟氨酸酶
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A Abrine 相思豆碱 O-Acetyl-3,6-di-O-β-D-xylopy-rano- astragaloside O-乙烯 3,6-双氧-β-D- 吡喃木糖基绵毛黄芪甙 Acetylastragaloside 乙酰黄芪甙 N-Acetyl-D-Glucosamine N-乙酰氨基
发表于:2018-12-08 / 阅读(62) / 评论(0)
医务英语
医务英语
Teen Inventors Fight Tinnitus Irish teenagers Eimear OCarroll and Rhona Togher developed a treatment they hope will help people with tinnitus, an unpleasant ringing in the ears. Cynthia Graber reports Ever get a ringing in your ears after a loud blas
发表于:2019-01-30 / 阅读(95) / 评论(0)
60秒科学
60秒科学
When I was a little girl, I used to knit all the time. I used to knit jumpers and hats and scarves. I even used to knit little dolls sometimes: Snow White and the Seven Dwarfs for example. When you knit with two needles you can put the thread or the
发表于:2019-02-05 / 阅读(39) / 评论(0)
原版英语对话1000个
原版英语对话1000个