original scheme

例句：

1. 1. The company's original scheme for expanding into the new market was a success.
   公司进入新市场的原始计划成功了。
2. 2. The project team had to revise their original scheme due to budget constraints.
   由于预算限制，项目组不得不修改他们的原始方案。
3. 3. The original scheme was based on a simple but effective approach.
   原始方案基于一个简单的但有效的方法。