datum

• 作为推理、讨论或计算基础的单项信息或事实；也指计算机中数据的基本单位。

A single piece of information or a fact, often used as a basis for reasoning, discussion, or calculation.

不规则复数

1. Single piece of informationB2formal

   A single piece of factual information used as a basis for reasoning, discussion, or calculation.

   数据

   • Each datum was carefully recorded in the logbook.
   • The scientist analyzed one datum at a time.
   • A single datum can sometimes change the entire conclusion.

   同义词detailelementfactitemparticularpointspecific

2. Reference pointC1formal

   A fixed starting point or reference for measurement or calculation.

   基准点

   • The surveyors established a datum for the mapping project.
   • Sea level is often used as a datum for measuring elevation.
   • The engineer set a datum point before beginning the construction.

   同义词baselinebenchmarkpoint of referencereferencereference pointstandard