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zero
01
零号
the number 0
zero
01
零
indicating the absence of any or all units under consideration
02
零
having no measurable or otherwise determinable value
03
零
indicating an initial point or origin
04
零
of or relating to the null set (a set with no members)
Zero
01
零
a mathematical element that when added to another number yields the same number
02
零
the sight setting that will cause a projectile to hit the center of the target with no wind blowing
03
零
the point on a scale from which positive or negative numerical quantities can be measured
to zero
01
零
adjust (as by firing under test conditions) the zero of (a gun)
02
零
adjust (an instrument or device) to zero value
