原文链接：https://www.news.com.au/technology/gadgets/tablets/apple-announce-new-ipad-pro-macbook-air-for-sale-online/news-story/f7af2329de0762b4333f512d22c57f67

obscure v. 模糊

obscure the line between A and B  模糊了A和B的界限

tablet n. 平板电脑

Air 英美发音点击网址（https://dictionary.cambridge.org/dictionary/english/air）

accessory n. 配件

trackpad n. 触摸板

grand 千

with a twist 稍作改变

hefty adj. 大量