gmat阅读一句话看不懂,求助

题目

gmat阅读一句话看不懂,求助
even a vastly more ecoefficient industrial system could, were it to grow much larger, generate more total waste and destroy more habitat and species than would a smaller, less ecoefficient conomy.were it to grow much larger是倒装还是什么?怎么翻译?谢谢

答案

虚拟语气的省略形式 相当于 If it were to grow much larger 意思就是说 a vastly more ecoefficient industrial system会继续扩大规模 查看原帖>>