• 重大的删减

substantialadj.大量的；坚固的；实质的；可观的n.本质；重要部份substantial criterion实质性标准substantial reduction大幅度减少substantial emphysema[医] 实质性气肿, 肺气肿substantial component实质的成分substantial formation物质性形态substantial definition实体定义, 实质定义substantial legitimacy实质合法性substantial difference实质性差异substantial components物质组成substantial derivative物质导数

1. They report substantial slashes in this year's defense outlays.
   他们报道今年度国防经费的大量削减。
2. They say part of the solution is to sharply cut use of fossil fuels.
   他们声称解决办法之一就是大量削减矿物燃料的使用量。