Dori began operating EFK out of her virginia home, which she then expanded to local recreation centers.
2017年12月四级真题（第二套）阅读 Section A
Initially in the wake of the recession, college enrollments expanded, boosting title ranks of young adults living at home.
2019年6月四级真题（第二套）阅读 Section B
英语六级真题
Prices are good, crowds are fewer and the dividends like expanded worldview, lifelong memories, the satisfaction of boosting the global economy—can't be easily snatched away.
出自-2011年6月听力原文
Testing innovations do no good unless the good experiments are identified and expanded and the bad ones are dropped.
2016年6月六级真题（第二套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
V-ERG
扩充;扩大;增加
If something expands or is expanded, it becomes larger.
If something such as a business, organization, or service expands, or if you expand it, it becomes bigger and includes more people, goods, or activities.