Let us create a small Python file that defines a type we can persist to the database.

下面创建一个很小的Python文件，其中定义一个可持久化到数据库中的类型。

youdao

She said the government would prosecute the small number of employers who persist in refusing to pay the minimum wage.

BBC: NEWS | UK | Politics | PM press conference: At a glance

Though GM held the largest overall U.S. market share in 2010, it had the smallest share (8.4%) of the small car market, which is where the demand will be if high gas prices persist.

FORBES: Obama's GM Quagmire