zero
01
零, 无
having no measurable or otherwise determinable value
02
零, 零点
indicating an initial point or origin
03
零, 空的
of or relating to the null set (a set with no members)
Zero
01
零, 零位调整
the sight setting that will cause a projectile to hit the center of the target with no wind blowing
to zero
01
归零, 调整归零
adjust (as by firing under test conditions) the zero of (a gun)
02
归零, 调整到零
adjust (an instrument or device) to zero value
