| 释义 |
zero/ˈziərəʊ/ n. & v.●n. (pl. -os) 1a the figure 0; nought 零 b no quantity or number; nil 没有数量；全无 2 a point on the scale of an instrument from which a positive or negative quantity is reckoned (仪器刻度表上的)零点，零位 3 (作 attrib.) having a value of zero; no, not any 没有价值的；没有的 zero population growth 人口的零增长 4 (in full 全称 zero hour)a the hour at which a planned, esp. military, operation is timed to begin (计划，尤指军事行动)开始的时间 b a crucial moment 关键时刻 5 the lowest point; a nullity or nonentity 最低点；无效；不存在 ●v. tr. (-oes, -oed) 1 adjust (an instrument etc.) to zero point 把(仪器刻度等)调到零位 2 set the sights of (a gun) for firing 把(枪炮)对准目标准备射击 □ zero in on 1 take aim at 对准目标 2 focus one's attention on 集中(某人的)注意力于 [French zéro or Italian zero, via Old Spanish from Arabic ṣifr CIPHER] |