Glutamate ( Glu ) is the main excitatory neurotransmitter in the central nervous system ( CNS ) .谷氨酸 ( Glu ) 是 中枢神经 系统主要的兴奋性神经递质.Another interesting feature is the low chloride content, for glutamate is the chief anion.另...
发烧的孩子不愿吃东西，只会要冷饮。A feverish child refuses to eat and asks only for cold drinks.她坐在阳光下懒洋洋地抿着冷饮。She sat in the sun, idly sipping a cool drink.他正在喝冷饮.He is taking cold fluids....
婴儿夭折to die in infancy过去，患有糖尿病的女性生下的孩子中约有1/3夭折了。In the past, about a third of the babies born to women with diabetes were lost.他壮年夭折.He was cut down in the prime of life....
Abstract: The kinds, structures and catalytic properties of polymer metal catalyst for hydrosilation were reviewed.文摘: 综述了硅氢加成反应中高分子金属催化剂的种类 、 结构及其催化性能....