/'zɪərəʊ; `zɪro/
pron, det
1 0; one less than one; nought 0; 零
*Five, four, three, two, one, zero. We have lift-off! 五、四、三、二、一、零. 我们升空了!
2 lowest point; nothing; nil 最低点; 没有; 无
*Economic growth is at zero, ie is not increasing. 经济无增长.
* Prospects of success in the talks were put at zero. 会谈没有成功的希望.
3 (a) point between plus (+) and minus () on a scale, esp on a thermometer （刻度上的）零点, 零位; （尤指温度计的）零度
*The thermometer fell to zero lastnight. 昨夜温度计显示气温下降到零度.
(b) temperature,pressure, etc that corresponds to zero on a scale （相当于零度的）温度、压力等
*It was really cold last night ten degrees below zero, ie 10C, ten degrees belowthe freezing point of water. 昨夜真冷--零下十度（10C）. =>Usage at nought 用法见nought.
4 (infml 口 esp US) nothing at all; none 毫无; 没有
*Politics has zero interest for me, ie I am not at all interested in it. 我对政治丝毫不感兴趣.

n (pl ~s) the number
0 *0; 零; 零号.

v (phr v) zero in on sb/sth
1 aim guns, etc at or find the range of (a particular target) （将枪炮等）瞄准（某目标）或调整到（某目标的）射程.
2 (fig 比喻) fix attention on sb/sth; focus on sb/sth 将注意力集中于某人[某事物]; 将焦点调到某人[某事物]上
*zero in on the key issues for discussion 把注意力集中到讨论的关键问题上来.