unstable form

例句：

1. 1. The new design is not stable enough to be used in production.
   新设计不够稳定，不适合生产使用。
2. 2. The company's financial report showed an unstable form of debt.
   公司的财务报告显示了债务的不稳定形态。
3. 3. The researcher found that the data had an unstable form of error.
   研究员发现数据存在一种不稳定的错误形式。