1、As a metrician, he has a deep understanding of the accuracy and precision of measurement.
作为一个度量衡专家，他对测量的准确性和精度有深入的理解。
2、The metrician played a crucial role in standardizing the units of measurement across different countries.
度量衡学家在统一不同国家的计量单位方面起到了至关重要的作用。