英音 [ˈzɪərəʊ] 美音 [ˈzɪroʊ]
v. . 聚焦，集中;
a quantity of no importance;
"it looked like nothing I had ever seen before"
"reduced to nil all the work we had done"
"we racked up a pathetic goose egg"
"it was all for naught"
"I didn't hear zilch about it"
a mathematical element that when added to another number yields the same number
the point on a scale from which positive or negative numerical quantities can be measured
the sight setting that will cause a projectile to hit the center of the target with no wind blowing
indicating the absence of any or all units under consideration;
"a zero score"
having no measurable or otherwise determinable value;
"the goal is zero population growth"
indicating an initial point or origin
of or relating to the null set (a set with no members)
adjust (an instrument or device) to zero value
adjust (as by firing under test conditions) the zero of (a gun);
"He zeroed in his rifle at 200 yards"
nonzero n. 非零;
zero-zero adj. 能见度为零的;
zero beat 零拍;
zero energy 零功率，初始能量;
suppress zero “封锁零”指令，消零，去零;
zero creep 零蠕变;
absolute zero n. 绝对零度（约为-273.15度）;
zero compensation 零位补偿;
zero member 零杆;
zero graduation 零分划，零位刻度;
balance zero 天平零位;
zero elevation 零高程;
zero zero 零;
zero-zero transition 零零迁;
zero-zero fog [医]零零雾：能见度等于零的浓雾;
zero-zero ejection [医]零高度零速度弹射;
zero-zero escape [医]零高度零速度离机;
a zero-zero fog 能见度等于零的浓雾;
zero-zero weather 咫尺莫辨的恶劣天气;
zero done 水流冷却器;