名词
中文翻译：第一阶
同义词：
['primary', 'primary order']
例句：
-
1.The first-order priority is to ensure the safety of the workers.
首要任务是确保工人的安全。
-
2. The first-order effect of this policy is a significant reduction in carbon emissions.
这项政策的首要效应是碳排放量的显著减少。
-
3. In the first-order equation, we can see that the rate of change is directly proportional to the initial value.
在一级方程中，我们可以看出变化率与初始值成正比。