The dial is divided into 100 divisions,each representing one point on the hardness scale.各位大神帮分析下语法,这是机械英语里的一句话.1,不明白each和representing它们谁是主语?2,逗号后面那句话做什么成分,如果不用逗号句子是什么样子?representing是作补语吗

问题描述:

The dial is divided into 100 divisions,each representing one point on the hardness scale.
各位大神帮分析下语法,这是机械英语里的一句话.1,不明白each和representing它们谁是主语?2,逗号后面那句话做什么成分,如果不用逗号句子是什么样子?
representing是作补语吗

each 是主语,指代100divisions
逗号后面的那句话是补充说明前面提到的100 divisions;不用逗号的句子无法成立
representing是补语