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单词 hydrogen bond
例句 DEFINITIVE EXAMPLES 权威例句〔alpha helix〕A common structure of proteins, characterized by a single, spiral chain of amino acids stabilized by hydrogen bonds.α螺旋:一种蛋白质普通结构,其特征为由氢键所稳定住的单螺旋氨基酸链美国传统〔double helix〕The coiled structure of double-stranded DNA in which strands linked by hydrogen bonds form a spiral configuration.双螺旋:双股DNA的螺旋结构,其中由氢键连接起来的股构成一个螺旋构造美国传统
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