单词：gelsemine
音标：['dʒelsimain] ；
钩吻无定形碱
n. An alkaloid obtained from the yellow jasmine (Gelsemium
sempervirens), as a bitter white semicrystalline substance; -- called
also gelsemia.
sempervirens), as a bitter white semicrystalline substance; -- called
also gelsemia.
单词：gelsemine 相关文章
This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov
发表于:2019-01-08 / 阅读(308) / 评论(0)
Scientific American(三)月
Scientific American(三)月
Smart Bandages to Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Scientists say new made-made materials equipped with sensors could turn bandages into a valuable tool for health care workers. Simple bandages are usually seen as the fir
发表于:2019-01-12 / 阅读(458) / 评论(0)
2016年VOA慢速英语(三)月
2016年VOA慢速英语(三)月