extension of market

• 市场的扩充

extension of market的用法和样例：

例句

1. His big book is an expansion of the little book he wrote before.
   他的大部头书是他以前写的小部头的扩充本。
2. The extension model effectively overcomes the disadvantage of tolerance relation and non-symmetrical similarity relation.
   基于该关系的扩充模型有效地克服了容差关系和非对称相似关系的不足。