stepless

例句：

1. 1. The company's growth has been stepless since its founding.
   自公司成立以来，其增长一直无限制。
2. 2.We need to plan for a stepless expansion of our business.
   我们需要为我们的企业的无限扩张做计划。
3. 3. The project is expected to be completed within a stepless period.
   预计项目将在无限期的时间内完成。