The water clock has three parts.On the left is a tank holding water.This tank has a narrow opening through which water drips into a second container,also a tank.Inside the second tank is a floating object,to the end of which is attached a long pole with an arrow.On the right is a cylinder with the numbers one to twelve written on it.As the water from the tank on the left drips into the second tank,the level rises and with it the lfoating object.This causes the arrow to move from one number to the next.One thus has a twelve hour clock.After twelve hours the second tank is emptied and the process is begun again.
下一个对象左持水水时钟有三个部分。在左坦克。这种坦克有一个狭窄的开口通过水滴到第二容器，同时坦克。里面第二坦克是漂浮的物体，来结束这是附加了一个长杆的箭头。在右气缸与数字1到12写。作为水从水箱滴入第二坦克，的水平上升，它lfoating。这原因箭头移动从一个号码。一个具有12小时时钟。后12小时第二罐排空过程重新开始。