expand the line of credit

例句：

1. 1.The company is planning to expand its operations in the new market.
   该公司计划在新的市场上扩展其业务。
2. 2.The team has expanded their knowledge base by attending several conferences.
   该团队通过参加几次会议扩大了他们的知识基础。
3. 3.The economy is expanding at a faster pace than expected.
   经济正在以比预期更快的速度扩张。