If you know a man's last name, address him as 'Mr.'.
如果你知道一个男性的姓, 应该用 'Mr。' 来称呼他。
At noon the spaces between the sensors will hide fluctuations that the computer will not know about, tiny deviations from the average.
正午时分,传感器之间的距离会掩盖计算机无法知道的波动、任何偏离平均值的变化。