irreversible indicator

• 不可逆指示剂

irreversible indicator的用法和样例：

例句

1. Our goal is to obtain an indicator that can gauge concentrations.
   我们的目标是得到能够测量浓度的指示剂。
2. This error is referred to as an indicator error, and it is indeterminate.
   这个误差被称为指示剂误差，而这个误差是不确定的。