您要查找的是不是：
- zero average refractivity 零平均折射率
- Zero average normal distribution 零平均正态分布
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- The mercury dived to ten below zero. 温度突然下降到零下10度。
- The average power is therefore zero. 故平均功率为零。
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- The average temperature yesterday was below zero. 昨天的平均气温在零度以下。
- The average net charge of glycine is zero. 甘氨酸静电荷为零
- Now, men, zero in your guns at that ship. 喂，伙计们，把炮口对准那艘船。
- It was five below zero last night. 昨夜温度是零下五度。
- His income is well below the average. 他的收入大大低于平均水平。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
- Prospects of success in the talks were put at zero. 会谈没有成功的希望。
- Meals average out at 5 per head. 膳食平均每人5英镑。
- He has given my suggestion zero thought. 他一点也没有考虑过我的建议。
- On average we receive five letters each day. 我们平均每天收到五封信。
- The thermometer fell to zero lastnight. 昨夜温度计显示气温下降到零度。
- Each household sold, on the average, two pigs. 平均每户交售了两口生猪。
- The thermometer shows ten below zero. 温度计指着零下十度。
- Our reps make on average six calls day. 我们的销售代表平均每天打六次电话。
