Having enough data in hand, we can set to work. 手头有足够的资料我们可以开始工作了。
datum data
[ noun ] an item of factual information derived from measurement or research <noun.cognition>
Datum \Da"tum\, n.; pl. {Data}. [L. See 2d {Date}.] 1. Something given or admitted; a fact or principle granted; that upon which an inference or an argument is based; -- used chiefly in the plural.
Any writer, therefore, who . . . furnishes us with data sufficient to determine the time in which he wrote. --Priestley.
2. a single piece of information; a fact; especially a piece of information obtained by observation or experiment; -- used mostly in the plural. [PJC]
3. pl. (Math.) The quantities or relations which are assumed to be given in any problem.
4. (Surveying) a point, line, or level surface used as a reference in measuring elevations. --RHUD [PJC]
{Datum line} (Surv.), the horizontal or base line, from which the heights of points are reckoned or measured, as in the plan of a railway, etc. ※ ||
A datum that is rarely stressed (but is not really a surprising fact) is that civil RICO's most ardent defenders in the public-policy debate are those on the far left of the political spectrum.