如何使用 "major" 造句

1. It is clear that the brazilian government needs major reform .
显然,巴西政府需要实行重大改革。
2. But the major complication has been infrastructure .
不过最主要的问题还在于基础设施。
3. Blackrock and vanguard are major shareholders .
贝莱德集团(Blackrock)和先锋集团(Vanguard)都是公司的大股东。
4. Selfies , like facebook and twitter , are a major social media phenomenon .
自拍和Facebook以及Twitter一样,是一个重要的社交媒体现象。
5. And I made my first major mistake .
但我犯了第一个大错误。