unfold or spread out
"The dough expands"
"his business expanded rapidly"
"expand the house by adding another wing"
"The deer population in this town is thriving"
"business is booming"
"The charges were inflated"
"She elaborated on the main ideas in her dissertation"
"The King extended his rule to the Eastern part of the continent"
Sicily then lay expanded like a map beneath our eyes.
出自： Leigh Hunt
He..expanded his mouth in a significant smirk.
出自： O. Manning
The society expanded into a worldwide organization.
The narrow path expanded into a wide road.
The saplings have expanded into trees.
那些树苗已经长成了大树。 expand sth into sth
He expanded his short story into a book.
The director plans to expand the firm into an international company.
The writer expanded one sentence into a paragraph.
The small pocket dictionary was expanded into a full-sized one.
He did not expand greatly on his statement.
In his lecture the teacher expanded on the uses of the English subjunctive mood.
I am quite satisfied with your explanation, so there's no need to expand on it.
The town has now expanded to twice its original size.
The business has expanded from having one office to having eight.
这家公司已从一个公司发展到拥有八家分公司。 expand sth to sth
There sugar-beet plantation areas were expanded to 176000 hectares.
Transport networks need to be expanded to remote rural areas.