一个英语句子 关于 倒装和that isThe larger this ratio ,that is,the closer it is to 1,the risker the activity in question .that is 是什么用法

问题描述:

一个英语句子 关于 倒装和that is
The larger this ratio ,that is,the closer it is to 1,the risker the activity in question .that is 是什么用法

that is在这里相当于中文中的“即”,意思为:
这个比率越大,即越靠近1,活动的风险就越大.