datum
/ˈdeɪtəm/noun
(pl.data) 参见DATA.
1
- a piece of information信息, 资料。
1.1
- an assumption or premise from which inferences may be drawn前提, 假定。见SENSE DATUM.
2
- a fixed starting point of a scale or operation基准点。
2.1
- short for ORDNANCE DATUM.ORDNANCE DATUM的简称。
词源
mid 18th cent.: from Latin, literally 'something given', neuter past participle of dare 'give'.