v.扩大;发展;详细阐明;
例句:
The company will have to expand if it wants to stay on top.
这家公司如果想保持领先地位就必须发展.
Rational and effective measures will be taken to expand education loans remarkably.
采取合理有效的措施,促进国家助学贷款大幅度增加.
Your prosperity can expand America's prosperity.
你们的繁荣能够扩大美国的繁荣.