n.零；零度；最低点；完全没有；无足轻重的人或物
adj.零的；无价值的；零视度的
v.把 ... 调零；瞄准；集中注意；迫近
Make sure you are not dividing by zero. 确保不会除零。
It was five below zero last night. 昨夜温度是零下五度。
The temperature will be above zero. 气温将在零度以上。
The reputation of the conjurer was rapidly sinking below zero. 魔术师的信誉一下子下降到最低点。
His hope was reduced to zero. 他的希望化为乌有。
You're dating her? She's such a zero! 你要跟她约会?她这人一无所长！
用作形容词 (adj.)The probability of a peace agreement being reached is zero. 达成和平协定的概率是零。
用作动词 (v.)He is well-known for his capability to zero out taxes for his clients. 他以能够为客户合法避税出名。
You should zero in a machine gun at 500 yards. 你应该把机枪的瞄准器调整到500码的距离上。
We shouldn't be vague; we should zero in on the cause of the problem. 我们不应该含糊，我们应该把注意力集中在问题的起因上。
表示“零”时,在科技术语和美式英语中通常用zero; 在日常会话中英国人通常用nought(尤用于小数点前后),O ［o］ (尤用于小数点后)和nil(尤用于体育比赛中)。
zero还可用作动词,意思是“把…直接瞄准〔聚焦〕…”。例如:They zeroed in on the key issues for discussion.他们把注意力集中到讨论的关键问题上来。
adj.零基的；从零开始的
adj.零下的；负的
n.零位调整
