or even less 作什么成分

请问or even less是作什么成分呢?

China endeavors to increase its grain production so that its self-sufficiency rate of grain under normal conditions will be above 95 percent and the net import rate 5 percent, or even less, of the total consumption quantity.

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曹荣禄  
擅长:动词用法,句法问题

or even lessthan 5 percent为插入语,是说话人对5 percent的补充说明。

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  • 袁文菲 提出于 2022-04-25 18:13