3、结构简式(structural formula,某些其他体系下称为 simple structure) 定义:分子结构中所有重键(双键、三键)均展开,而单键省略,各原子按照真实的连接次序来排列的式子 功能:. 这条问题很简单。 simplified 是动词simplify的过去式,解作简化 e.g.simplify the language 简化语言 simply副词 简单地;明白易. Simple 形容词 this is a simple question.
Rustic and simple backyard ideas
Simple backyard ideas with hanging lanterns
Simple backyard ideas with rustic backyard shed
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